Commit 604e39b1 by Jonathan Wakely Committed by Jonathan Wakely

status_cxx200x.xml: Update.

2011-02-10  Jonathan Wakely  <jwakely.gcc@gmail.com>

	* doc/xml/manual/status_cxx200x.xml: Update.
	* doc/html/*: Regenerate.

From-SVN: r169996
parent 4b09b799
2011-02-10 Jonathan Wakely <jwakely.gcc@gmail.com> 2011-02-10 Jonathan Wakely <jwakely.gcc@gmail.com>
* doc/xml/manual/status_cxx200x.xml: Update.
* doc/html/*: Regenerate.
2011-02-10 Jonathan Wakely <jwakely.gcc@gmail.com>
* doc/xml/manual/debug.xml: Improve data race docs. * doc/xml/manual/debug.xml: Improve data race docs.
2011-02-09 Paolo Carlini <paolo.carlini@oracle.com> 2011-02-09 Paolo Carlini <paolo.carlini@oracle.com>
......
<?xml version="1.0" encoding="UTF-8" standalone="no"?> <?xml version="1.0" encoding="UTF-8" standalone="no"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd"> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml"><head><title>The GNU C++ Library API Reference</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><link rel="home" href="spine.html" title="The GNU C++ Library"/><link rel="up" href="bk02.html" title=""/><link rel="prev" href="bk02.html" title=""/><link rel="next" href="bk03.html" title=""/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">The GNU C++ Library API Reference</th></tr><tr><td align="left"><a accesskey="p" href="bk02.html">Prev</a> </td><th width="60%" align="center"/><td align="right"> <a accesskey="n" href="bk03.html">Next</a></td></tr></table><hr/></div><div class="article" title="The GNU C++ Library API Reference"><div class="titlepage"><div><div><h2 class="title"><a id="api"/>The GNU C++ Library API Reference</h2></div><div><p class="copyright">Copyright © <html xmlns="http://www.w3.org/1999/xhtml"><head><title>The GNU C++ Library API Reference</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><link rel="home" href="spine.html" title="The GNU C++ Library"/><link rel="up" href="bk02.html" title=""/><link rel="prev" href="bk02.html" title=""/><link rel="next" href="bk03.html" title=""/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">The GNU C++ Library API Reference</th></tr><tr><td align="left"><a accesskey="p" href="bk02.html">Prev</a> </td><th width="60%" align="center"/><td align="right"> <a accesskey="n" href="bk03.html">Next</a></td></tr></table><hr/></div><div class="article" title="The GNU C++ Library API Reference"><div class="titlepage"><div><div><h2 class="title"><a id="api"/>The GNU C++ Library API Reference</h2></div><div><p class="copyright">Copyright ©
2008 2008
, ,
2010 2010
<a class="link" href="http://www.fsf.org/">FSF <a class="link" href="http://www.fsf.org/" target="">FSF
</a> </a>
</p></div><div><div class="legalnotice" title="Legal Notice"><a id="id386452"/><p> </p></div><div><div class="legalnotice" title="Legal Notice"><a id="id520754"/><p>
<a class="link" href="manual/license.html" title="License">License <a class="link" href="manual/license.html" title="License">License
</a> </a>
</p></div></div></div><hr/></div><p> </p></div></div></div><hr/></div><p>
...@@ -21,25 +21,25 @@ ...@@ -21,25 +21,25 @@
</p><p> </p><p>
The API documentation, rendered into HTML, can be viewed online: The API documentation, rendered into HTML, can be viewed online:
</p><div class="itemizedlist"><ul class="itemizedlist"><li class="listitem"><p> </p><div class="itemizedlist"><ul class="itemizedlist"><li class="listitem"><p>
<a class="link" href="http://gcc.gnu.org/onlinedocs/libstdc++/libstdc++-html-USERS-3.4/index.html">for the 3.4 release <a class="link" href="http://gcc.gnu.org/onlinedocs/libstdc++/libstdc++-html-USERS-3.4/index.html" target="">for the 3.4 release
</a> </a>
</p></li><li class="listitem"><p> </p></li><li class="listitem"><p>
<a class="link" href="http://gcc.gnu.org/onlinedocs/libstdc++/libstdc++-html-USERS-4.1/index.html">for the 4.1 release <a class="link" href="http://gcc.gnu.org/onlinedocs/libstdc++/libstdc++-html-USERS-4.1/index.html" target="">for the 4.1 release
</a> </a>
</p></li><li class="listitem"><p> </p></li><li class="listitem"><p>
<a class="link" href="http://gcc.gnu.org/onlinedocs/libstdc++/libstdc++-html-USERS-4.2/index.html">for the 4.2 release <a class="link" href="http://gcc.gnu.org/onlinedocs/libstdc++/libstdc++-html-USERS-4.2/index.html" target="">for the 4.2 release
</a> </a>
</p></li><li class="listitem"><p> </p></li><li class="listitem"><p>
<a class="link" href="http://gcc.gnu.org/onlinedocs/libstdc++/libstdc++-html-USERS-4.3/index.html">for the 4.3 release <a class="link" href="http://gcc.gnu.org/onlinedocs/libstdc++/libstdc++-html-USERS-4.3/index.html" target="">for the 4.3 release
</a> </a>
</p></li><li class="listitem"><p> </p></li><li class="listitem"><p>
<a class="link" href="http://gcc.gnu.org/onlinedocs/libstdc++/libstdc++-html-USERS-4.4/index.html">for the 4.4 release <a class="link" href="http://gcc.gnu.org/onlinedocs/libstdc++/libstdc++-html-USERS-4.4/index.html" target="">for the 4.4 release
</a> </a>
</p></li><li class="listitem"><p> </p></li><li class="listitem"><p>
<a class="link" href="http://gcc.gnu.org/onlinedocs/libstdc++/libstdc++-api-4.5/index.html">for the 4.5 release <a class="link" href="http://gcc.gnu.org/onlinedocs/libstdc++/libstdc++-api-4.5/index.html" target="">for the 4.5 release
</a> </a>
</p></li><li class="listitem"><p> </p></li><li class="listitem"><p>
<a class="link" href="http://gcc.gnu.org/onlinedocs/libstdc++/latest-doxygen/index.html">"the latest collection" <a class="link" href="http://gcc.gnu.org/onlinedocs/libstdc++/latest-doxygen/index.html" target="">"the latest collection"
</a> </a>
(For the main development tree; see the date on the first page.) (For the main development tree; see the date on the first page.)
</p></li></ul></div><p> </p></li></ul></div><p>
...@@ -47,7 +47,7 @@ ...@@ -47,7 +47,7 @@
gcc.org site in a directory located at gcc.org site in a directory located at
<code class="literal">&lt;URL:ftp://gcc.gnu.org/pub/gcc/libstdc++/doxygen/&gt;</code>. <code class="literal">&lt;URL:ftp://gcc.gnu.org/pub/gcc/libstdc++/doxygen/&gt;</code>.
You will almost certainly need to use one of the You will almost certainly need to use one of the
<a class="link" href="http://gcc.gnu.org/mirrors.html">mirror sites</a> to download <a class="link" href="http://gcc.gnu.org/mirrors.html" target="">mirror sites</a> to download
the tarball. After unpacking, simply load libstdc++-html-*/index.html the tarball. After unpacking, simply load libstdc++-html-*/index.html
into a browser. into a browser.
</p><p> </p><p>
......
<?xml version="1.0" encoding="UTF-8" standalone="no"?> <?xml version="1.0" encoding="UTF-8" standalone="no"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd"> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml"><head><title/><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><link rel="home" href="spine.html" title="The GNU C++ Library"/><link rel="up" href="spine.html" title="The GNU C++ Library"/><link rel="prev" href="manual/backwards.html" title="Backwards Compatibility"/><link rel="next" href="api.html" title="The GNU C++ Library API Reference"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center"/></tr><tr><td align="left"><a accesskey="p" href="manual/backwards.html">Prev</a> </td><th width="60%" align="center"> </th><td align="right"> <a accesskey="n" href="api.html">Next</a></td></tr></table><hr/></div><div class="book"><div class="titlepage"><hr/></div><div class="toc"><p><strong>Table of Contents</strong></p><dl><dt><span class="article"><a href="api.html">The GNU C++ Library API Reference</a></span></dt></dl></div></div><div class="navfooter"><hr/><table width="100%" summary="Navigation footer"><tr><td align="left"><a accesskey="p" href="manual/backwards.html">Prev</a> </td><td align="center"> </td><td align="right"> <a accesskey="n" href="api.html">Next</a></td></tr><tr><td align="left" valign="top">Backwards Compatibility </td><td align="center"><a accesskey="h" href="spine.html">Home</a></td><td align="right" valign="top"> The GNU C++ Library API Reference</td></tr></table></div></body></html> <html xmlns="http://www.w3.org/1999/xhtml"><head><title/><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><link rel="home" href="spine.html" title="The GNU C++ Library"/><link rel="up" href="spine.html" title="The GNU C++ Library"/><link rel="prev" href="manual/backwards.html" title="Backwards Compatibility"/><link rel="next" href="api.html" title="The GNU C++ Library API Reference"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center"/></tr><tr><td align="left"><a accesskey="p" href="manual/backwards.html">Prev</a> </td><th width="60%" align="center"> </th><td align="right"> <a accesskey="n" href="api.html">Next</a></td></tr></table><hr/></div><div class="book"><div class="titlepage"><hr/></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="article"><a href="api.html">The GNU C++ Library API Reference</a></span></dt></dl></div></div><div class="navfooter"><hr/><table width="100%" summary="Navigation footer"><tr><td align="left"><a accesskey="p" href="manual/backwards.html">Prev</a> </td><td align="center"> </td><td align="right"> <a accesskey="n" href="api.html">Next</a></td></tr><tr><td align="left" valign="top">Backwards Compatibility </td><td align="center"><a accesskey="h" href="spine.html">Home</a></td><td align="right" valign="top"> The GNU C++ Library API Reference</td></tr></table></div></body></html>
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd"> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml"><head><title/><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><link rel="home" href="spine.html" title="The GNU C++ Library"/><link rel="up" href="spine.html" title="The GNU C++ Library"/><link rel="prev" href="api.html" title="The GNU C++ Library API Reference"/><link rel="next" href="faq.html" title="Frequently Asked Questions"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center"/></tr><tr><td align="left"><a accesskey="p" href="api.html">Prev</a> </td><th width="60%" align="center"> </th><td align="right"> <a accesskey="n" href="faq.html">Next</a></td></tr></table><hr/></div><div class="book"><div class="titlepage"><hr/></div><div class="toc"><p><strong>Table of Contents</strong></p><dl><dt><span class="article"><a href="faq.html">Frequently Asked Questions</a></span></dt></dl></div></div><div class="navfooter"><hr/><table width="100%" summary="Navigation footer"><tr><td align="left"><a accesskey="p" href="api.html">Prev</a> </td><td align="center"> </td><td align="right"> <a accesskey="n" href="faq.html">Next</a></td></tr><tr><td align="left" valign="top">The GNU C++ Library API Reference </td><td align="center"><a accesskey="h" href="spine.html">Home</a></td><td align="right" valign="top"> Frequently Asked Questions</td></tr></table></div></body></html> <html xmlns="http://www.w3.org/1999/xhtml"><head><title/><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><link rel="home" href="spine.html" title="The GNU C++ Library"/><link rel="up" href="spine.html" title="The GNU C++ Library"/><link rel="prev" href="api.html" title="The GNU C++ Library API Reference"/><link rel="next" href="faq.html" title="Frequently Asked Questions"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center"/></tr><tr><td align="left"><a accesskey="p" href="api.html">Prev</a> </td><th width="60%" align="center"> </th><td align="right"> <a accesskey="n" href="faq.html">Next</a></td></tr></table><hr/></div><div class="book"><div class="titlepage"><hr/></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="article"><a href="faq.html">Frequently Asked Questions</a></span></dt></dl></div></div><div class="navfooter"><hr/><table width="100%" summary="Navigation footer"><tr><td align="left"><a accesskey="p" href="api.html">Prev</a> </td><td align="center"> </td><td align="right"> <a accesskey="n" href="faq.html">Next</a></td></tr><tr><td align="left" valign="top">The GNU C++ Library API Reference </td><td align="center"><a accesskey="h" href="spine.html">Home</a></td><td align="right" valign="top"> Frequently Asked Questions</td></tr></table></div></body></html>
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<html xmlns="http://www.w3.org/1999/xhtml"><head><title>ABI Policy and Guidelines</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; C++&#10; , &#10; ABI&#10; , &#10; version&#10; , &#10; dynamic&#10; , &#10; shared&#10; , &#10; compatibility&#10; "/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="appendix_porting.html" title="Appendix B.  Porting and Maintenance"/><link rel="prev" href="test.html" title="Test"/><link rel="next" href="api.html" title="API Evolution and Deprecation History"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">ABI Policy and Guidelines</th></tr><tr><td align="left"><a accesskey="p" href="test.html">Prev</a> </td><th width="60%" align="center">Appendix B.  <html xmlns="http://www.w3.org/1999/xhtml"><head><title>ABI Policy and Guidelines</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; C++&#10; , &#10; ABI&#10; , &#10; version&#10; , &#10; dynamic&#10; , &#10; shared&#10; , &#10; compatibility&#10; "/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="appendix_porting.html" title="Appendix B.  Porting and Maintenance"/><link rel="prev" href="test.html" title="Test"/><link rel="next" href="api.html" title="API Evolution and Deprecation History"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">ABI Policy and Guidelines</th></tr><tr><td align="left"><a accesskey="p" href="test.html">Prev</a> </td><th width="60%" align="center">Appendix B. 
Porting and Maintenance Porting and Maintenance
</th><td align="right"> <a accesskey="n" href="api.html">Next</a></td></tr></table><hr/></div><div class="section" title="ABI Policy and Guidelines"><div class="titlepage"><div><div><h2 class="title"><a id="appendix.porting.abi"/>ABI Policy and Guidelines</h2></div></div></div><p> </th><td align="right"> <a accesskey="n" href="api.html">Next</a></td></tr></table><hr/></div><div class="section" title="ABI Policy and Guidelines"><div class="titlepage"><div><div><h2 class="title"><a id="appendix.porting.abi"/>ABI Policy and Guidelines</h2></div></div></div><p>
...@@ -21,7 +21,7 @@ ...@@ -21,7 +21,7 @@
virtual functions, etc. These details are defined as the compiler virtual functions, etc. These details are defined as the compiler
Application Binary Interface, or ABI. The GNU C++ compiler uses an Application Binary Interface, or ABI. The GNU C++ compiler uses an
industry-standard C++ ABI starting with version 3. Details can be industry-standard C++ ABI starting with version 3. Details can be
found in the <a class="link" href="http://www.codesourcery.com/public/cxx-abi/abi.html">ABI found in the <a class="link" href="http://www.codesourcery.com/public/cxx-abi/abi.html" target="">ABI
specification</a>. specification</a>.
</p><p> </p><p>
The GNU C++ compiler, g++, has a compiler command line option to The GNU C++ compiler, g++, has a compiler command line option to
...@@ -30,7 +30,7 @@ ...@@ -30,7 +30,7 @@
g++ command line options may change the ABI as a side-effect of g++ command line options may change the ABI as a side-effect of
use. Such flags include <code class="code">-fpack-struct</code> and use. Such flags include <code class="code">-fpack-struct</code> and
<code class="code">-fno-exceptions</code>, but include others: see the complete <code class="code">-fno-exceptions</code>, but include others: see the complete
list in the GCC manual under the heading <a class="link" href="http://gcc.gnu.org/onlinedocs/gcc/Code-Gen-Options.html#Code%20Gen%20Options">Options list in the GCC manual under the heading <a class="link" href="http://gcc.gnu.org/onlinedocs/gcc/Code-Gen-Options.html#Code%20Gen%20Options" target="">Options
for Code Generation Conventions</a>. for Code Generation Conventions</a>.
</p><p> </p><p>
The configure options used when building a specific libstdc++ The configure options used when building a specific libstdc++
...@@ -115,7 +115,7 @@ compatible. ...@@ -115,7 +115,7 @@ compatible.
Note 2: Not strictly required. Note 2: Not strictly required.
</p><p> </p><p>
Note 3: This release (but not previous or subsequent) has one Note 3: This release (but not previous or subsequent) has one
known incompatibility, see <a class="link" href="http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33678">33678</a> known incompatibility, see <a class="link" href="http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33678" target="">33678</a>
in the GCC bug database. in the GCC bug database.
</p></li><li class="listitem"><p>Symbol versioning on the libstdc++.so binary.</p><p>mapfile: libstdc++-v3/config/abi/pre/gnu.ver</p><p>It is versioned with the following labels and version </p></li><li class="listitem"><p>Symbol versioning on the libstdc++.so binary.</p><p>mapfile: libstdc++-v3/config/abi/pre/gnu.ver</p><p>It is versioned with the following labels and version
definitions, where the version definition is the maximum for a definitions, where the version definition is the maximum for a
...@@ -289,7 +289,7 @@ class that would otherwise have implicit versions. This will change ...@@ -289,7 +289,7 @@ class that would otherwise have implicit versions. This will change
the way the compiler deals with this class in by-value return the way the compiler deals with this class in by-value return
statements or parameters: instead of passing instances of this statements or parameters: instead of passing instances of this
class in registers, the compiler will be forced to use memory. See the class in registers, the compiler will be forced to use memory. See the
section on <a class="link" href="http://www.codesourcery.com/public/cxx-abi/abi.html#calls">Function section on <a class="link" href="http://www.codesourcery.com/public/cxx-abi/abi.html#calls" target="">Function
Calling Conventions and APIs</a> Calling Conventions and APIs</a>
of the C++ ABI documentation for further details. of the C++ ABI documentation for further details.
</p></li></ol></div></div><div class="section" title="Implementation"><div class="titlepage"><div><div><h3 class="title"><a id="abi.impl"/>Implementation</h3></div></div></div><div class="orderedlist"><ol class="orderedlist"><li class="listitem"><p> </p></li></ol></div></div><div class="section" title="Implementation"><div class="titlepage"><div><div><h3 class="title"><a id="abi.impl"/>Implementation</h3></div></div></div><div class="orderedlist"><ol class="orderedlist"><li class="listitem"><p>
...@@ -479,41 +479,41 @@ gcc test.c -g -O2 -L. -lone -ltwo /usr/lib/libstdc++.so.5 /usr/lib/libstdc++.so. ...@@ -479,41 +479,41 @@ gcc test.c -g -O2 -L. -lone -ltwo /usr/lib/libstdc++.so.5 /usr/lib/libstdc++.so.
</p><p> </p><p>
For more background on this issue, see these bugzilla entries: For more background on this issue, see these bugzilla entries:
</p><p> </p><p>
<a class="link" href="http://gcc.gnu.org/PR24660">24660: versioning weak symbols in libstdc++</a> <a class="link" href="http://gcc.gnu.org/PR24660" target="">24660: versioning weak symbols in libstdc++</a>
</p><p> </p><p>
<a class="link" href="http://gcc.gnu.org/PR19664">19664: libstdc++ headers should have pop/push of the visibility around the declarations</a> <a class="link" href="http://gcc.gnu.org/PR19664" target="">19664: libstdc++ headers should have pop/push of the visibility around the declarations</a>
</p></div><div class="bibliography" title="Bibliography"><div class="titlepage"><div><div><h3 class="title"><a id="abi.biblio"/>Bibliography</h3></div></div></div><div class="biblioentry"><a id="id504414"/><p><span class="biblioid"> </p></div><div class="bibliography" title="Bibliography"><div class="titlepage"><div><div><h3 class="title"><a id="abi.biblio"/>Bibliography</h3></div></div></div><div class="biblioentry"><a id="id621956"/><p><span class="biblioid">
. </span><span class="citetitle"><em class="citetitle"> . </span><span class="citetitle"><em class="citetitle">
ABIcheck, a vague idea of checking ABI compatibility ABIcheck, a vague idea of checking ABI compatibility
</em>. </span></p></div><div class="biblioentry"><a id="id504431"/><p><span class="biblioid"> </em>. </span></p></div><div class="biblioentry"><a id="id621973"/><p><span class="biblioid">
. </span><span class="citetitle"><em class="citetitle"> . </span><span class="citetitle"><em class="citetitle">
C++ ABI Reference C++ ABI Reference
</em>. </span></p></div><div class="biblioentry"><a id="id504449"/><p><span class="biblioid"> </em>. </span></p></div><div class="biblioentry"><a id="id621990"/><p><span class="biblioid">
. </span><span class="citetitle"><em class="citetitle"> . </span><span class="citetitle"><em class="citetitle">
Intel Compilers for Linux Compatibility with the GNU Compilers Intel Compilers for Linux Compatibility with the GNU Compilers
</em>. </span></p></div><div class="biblioentry"><a id="id504466"/><p><span class="biblioid"> </em>. </span></p></div><div class="biblioentry"><a id="id622008"/><p><span class="biblioid">
. </span><span class="citetitle"><em class="citetitle"> . </span><span class="citetitle"><em class="citetitle">
Linker and Libraries Guide (document 819-0690) Linker and Libraries Guide (document 819-0690)
</em>. </span></p></div><div class="biblioentry"><a id="id504484"/><p><span class="biblioid"> </em>. </span></p></div><div class="biblioentry"><a id="id622026"/><p><span class="biblioid">
. </span><span class="citetitle"><em class="citetitle"> . </span><span class="citetitle"><em class="citetitle">
Sun Studio 11: C++ Migration Guide (document 819-3689) Sun Studio 11: C++ Migration Guide (document 819-3689)
</em>. </span></p></div><div class="biblioentry"><a id="id504502"/><p><span class="biblioid"> </em>. </span></p></div><div class="biblioentry"><a id="id622043"/><p><span class="biblioid">
. </span><span class="citetitle"><em class="citetitle"> . </span><span class="citetitle"><em class="citetitle">
How to Write Shared Libraries How to Write Shared Libraries
</em>. </span><span class="author"><span class="firstname">Ulrich</span> <span class="surname">Drepper</span>. </span></p></div><div class="biblioentry"><a id="id504533"/><p><span class="biblioid"> </em>. </span><span class="author"><span class="firstname">Ulrich</span> <span class="surname">Drepper</span>. </span></p></div><div class="biblioentry"><a id="id622074"/><p><span class="biblioid">
. </span><span class="citetitle"><em class="citetitle"> . </span><span class="citetitle"><em class="citetitle">
C++ ABI for the ARM Architecture C++ ABI for the ARM Architecture
</em>. </span></p></div><div class="biblioentry"><a id="id504550"/><p><span class="biblioid"> </em>. </span></p></div><div class="biblioentry"><a id="id622092"/><p><span class="biblioid">
. </span><span class="citetitle"><em class="citetitle"> . </span><span class="citetitle"><em class="citetitle">
Dynamic Shared Objects: Survey and Issues Dynamic Shared Objects: Survey and Issues
</em>. </span><span class="subtitle"> </em>. </span><span class="subtitle">
ISO C++ J16/06-0046 ISO C++ J16/06-0046
. </span><span class="author"><span class="firstname">Benjamin</span> <span class="surname">Kosnik</span>. </span></p></div><div class="biblioentry"><a id="id504580"/><p><span class="biblioid"> . </span><span class="author"><span class="firstname">Benjamin</span> <span class="surname">Kosnik</span>. </span></p></div><div class="biblioentry"><a id="id622121"/><p><span class="biblioid">
. </span><span class="citetitle"><em class="citetitle"> . </span><span class="citetitle"><em class="citetitle">
Versioning With Namespaces Versioning With Namespaces
</em>. </span><span class="subtitle"> </em>. </span><span class="subtitle">
ISO C++ J16/06-0083 ISO C++ J16/06-0083
. </span><span class="author"><span class="firstname">Benjamin</span> <span class="surname">Kosnik</span>. </span></p></div><div class="biblioentry"><a id="id504609"/><p><span class="biblioid"> . </span><span class="author"><span class="firstname">Benjamin</span> <span class="surname">Kosnik</span>. </span></p></div><div class="biblioentry"><a id="id622151"/><p><span class="biblioid">
. </span><span class="citetitle"><em class="citetitle"> . </span><span class="citetitle"><em class="citetitle">
Binary Compatibility of Shared Libraries Implemented in C++ Binary Compatibility of Shared Libraries Implemented in C++
on GNU/Linux Systems on GNU/Linux Systems
......
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<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Chapter 11.  Algorithms</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; , &#10; algorithm&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="bk01pt02.html" title="Part II.  Standard Contents"/><link rel="prev" href="iterators.html" title="Chapter 10.  Iterators"/><link rel="next" href="numerics.html" title="Chapter 12.  Numerics"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 11.  <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Chapter 11.  Algorithms</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; , &#10; algorithm&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="bk01pt02.html" title="Part II.  Standard Contents"/><link rel="prev" href="iterators.html" title="Chapter 10.  Iterators"/><link rel="next" href="numerics.html" title="Chapter 12.  Numerics"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 11. 
Algorithms Algorithms
</th></tr><tr><td align="left"><a accesskey="p" href="iterators.html">Prev</a> </td><th width="60%" align="center">Part II.  </th></tr><tr><td align="left"><a accesskey="p" href="iterators.html">Prev</a> </td><th width="60%" align="center">Part II. 
Standard Contents Standard Contents
</th><td align="right"> <a accesskey="n" href="numerics.html">Next</a></td></tr></table><hr/></div><div class="chapter" title="Chapter 11.  Algorithms"><div class="titlepage"><div><div><h2 class="title"><a id="std.algorithms"/>Chapter 11.  </th><td align="right"> <a accesskey="n" href="numerics.html">Next</a></td></tr></table><hr/></div><div class="chapter" title="Chapter 11.  Algorithms"><div class="titlepage"><div><div><h1 class="title"><a id="std.algorithms"/>
Algorithms Algorithms
<a id="id482957" class="indexterm"/> <a id="id600499" class="indexterm"/>
</h2></div></div></div><div class="toc"><p><strong>Table of Contents</strong></p><dl><dt><span class="section"><a href="algorithms.html#std.algorithms.mutating">Mutating</a></span></dt><dd><dl><dt><span class="section"><a href="algorithms.html#algorithms.mutating.swap"><code class="function">swap</code></a></span></dt></dl></dd></dl></div><p> </h1></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="section"><a href="algorithms.html#std.algorithms.mutating">Mutating</a></span></dt><dd><dl><dt><span class="section"><a href="algorithms.html#algorithms.mutating.swap"><code class="function">swap</code></a></span></dt></dl></dd></dl></div><p>
The neatest accomplishment of the algorithms sect1 is that all the The neatest accomplishment of the algorithms sect1 is that all the
work is done via iterators, not containers directly. This means two work is done via iterators, not containers directly. This means two
important things: important things:
......
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<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Appendix A.  Contributing</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="bk01pt04.html" title="Part IV.  Appendices"/><link rel="prev" href="bk01pt04.html" title="Part IV.  Appendices"/><link rel="next" href="source_organization.html" title="Directory Layout and Source Conventions"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Appendix A.  <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Appendix A.  Contributing</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="bk01pt04.html" title="Part IV.  Appendices"/><link rel="prev" href="bk01pt04.html" title="Part IV.  Appendices"/><link rel="next" href="source_organization.html" title="Directory Layout and Source Conventions"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Appendix A. 
Contributing Contributing
</th></tr><tr><td align="left"><a accesskey="p" href="bk01pt04.html">Prev</a> </td><th width="60%" align="center">Part IV.  </th></tr><tr><td align="left"><a accesskey="p" href="bk01pt04.html">Prev</a> </td><th width="60%" align="center">Part IV. 
Appendices Appendices
</th><td align="right"> <a accesskey="n" href="source_organization.html">Next</a></td></tr></table><hr/></div><div class="appendix" title="Appendix A.  Contributing"><div class="titlepage"><div><div><h1 class="title"><a id="appendix.contrib"/> </th><td align="right"> <a accesskey="n" href="source_organization.html">Next</a></td></tr></table><hr/></div><div class="appendix" title="Appendix A.  Contributing"><div class="titlepage"><div><div><h1 class="title"><a id="appendix.contrib"/>
Contributing Contributing
<a id="id495961" class="indexterm"/> <a id="id613503" class="indexterm"/>
</h1></div></div></div><div class="toc"><p><strong>Table of Contents</strong></p><dl><dt><span class="section"><a href="appendix_contributing.html#contrib.list">Contributor Checklist</a></span></dt><dd><dl><dt><span class="section"><a href="appendix_contributing.html#list.reading">Reading</a></span></dt><dt><span class="section"><a href="appendix_contributing.html#list.copyright">Assignment</a></span></dt><dt><span class="section"><a href="appendix_contributing.html#list.getting">Getting Sources</a></span></dt><dt><span class="section"><a href="appendix_contributing.html#list.patches">Submitting Patches</a></span></dt></dl></dd><dt><span class="section"><a href="source_organization.html">Directory Layout and Source Conventions</a></span></dt><dt><span class="section"><a href="source_code_style.html">Coding Style</a></span></dt><dd><dl><dt><span class="section"><a href="source_code_style.html#coding_style.bad_identifiers">Bad Identifiers</a></span></dt><dt><span class="section"><a href="source_code_style.html#coding_style.example">By Example</a></span></dt></dl></dd><dt><span class="section"><a href="source_design_notes.html">Design Notes</a></span></dt></dl></div><p> </h1></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="section"><a href="appendix_contributing.html#contrib.list">Contributor Checklist</a></span></dt><dd><dl><dt><span class="section"><a href="appendix_contributing.html#list.reading">Reading</a></span></dt><dt><span class="section"><a href="appendix_contributing.html#list.copyright">Assignment</a></span></dt><dt><span class="section"><a href="appendix_contributing.html#list.getting">Getting Sources</a></span></dt><dt><span class="section"><a href="appendix_contributing.html#list.patches">Submitting Patches</a></span></dt></dl></dd><dt><span class="section"><a href="source_organization.html">Directory Layout and Source Conventions</a></span></dt><dt><span class="section"><a href="source_code_style.html">Coding Style</a></span></dt><dd><dl><dt><span class="section"><a href="source_code_style.html#coding_style.bad_identifiers">Bad Identifiers</a></span></dt><dt><span class="section"><a href="source_code_style.html#coding_style.example">By Example</a></span></dt></dl></dd><dt><span class="section"><a href="source_design_notes.html">Design Notes</a></span></dt></dl></div><p>
The GNU C++ Library follows an open development model. Active The GNU C++ Library follows an open development model. Active
contributors are assigned maintainer-ship responsibility, and given contributors are assigned maintainer-ship responsibility, and given
write access to the source repository. First time contributors write access to the source repository. First time contributors
...@@ -23,22 +23,22 @@ ...@@ -23,22 +23,22 @@
the standard from their respective national standards the standard from their respective national standards
organization. In the USA, this national standards organization. In the USA, this national standards
organization is ANSI and their web-site is right organization is ANSI and their web-site is right
<a class="link" href="http://www.ansi.org">here.</a> <a class="link" href="http://www.ansi.org" target="">here.</a>
(And if you've already registered with them, clicking this link will take you to directly to the place where you can (And if you've already registered with them, clicking this link will take you to directly to the place where you can
<a class="link" href="http://webstore.ansi.org/RecordDetail.aspx?sku=ISO%2FIEC+14882:2003">buy the standard on-line</a>.) <a class="link" href="http://webstore.ansi.org/RecordDetail.aspx?sku=ISO%2FIEC+14882:2003" target="">buy the standard on-line</a>.)
</p></li><li class="listitem"><p> </p></li><li class="listitem"><p>
The library working group bugs, and known defects, can The library working group bugs, and known defects, can
be obtained here: be obtained here:
<a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/">http://www.open-std.org/jtc1/sc22/wg21 </a> <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/" target="">http://www.open-std.org/jtc1/sc22/wg21 </a>
</p></li><li class="listitem"><p> </p></li><li class="listitem"><p>
The newsgroup dedicated to standardization issues is The newsgroup dedicated to standardization issues is
comp.std.c++: this FAQ for this group is quite useful and comp.std.c++: this FAQ for this group is quite useful and
can be can be
found <a class="link" href="http://www.comeaucomputing.com/csc/faq.html"> found <a class="link" href="http://www.comeaucomputing.com/csc/faq.html" target="">
here </a>. here </a>.
</p></li><li class="listitem"><p> </p></li><li class="listitem"><p>
Peruse Peruse
the <a class="link" href="http://www.gnu.org/prep/standards">GNU the <a class="link" href="http://www.gnu.org/prep/standards" target="">GNU
Coding Standards</a>, and chuckle when you hit the part Coding Standards</a>, and chuckle when you hit the part
about <span class="quote"><span class="quote">Using Languages Other Than C</span></span>. about <span class="quote"><span class="quote">Using Languages Other Than C</span></span>.
</p></li><li class="listitem"><p> </p></li><li class="listitem"><p>
...@@ -67,7 +67,7 @@ ...@@ -67,7 +67,7 @@
this question would be appreciated. this question would be appreciated.
</p><p> </p><p>
For more information about getting a copyright assignment, please see For more information about getting a copyright assignment, please see
<a class="link" href="http://www.gnu.org/prep/maintain/html_node/Legal-Matters.html">Legal <a class="link" href="http://www.gnu.org/prep/maintain/html_node/Legal-Matters.html" target="">Legal
Matters</a>. Matters</a>.
</p><p> </p><p>
Please contact Benjamin Kosnik at Please contact Benjamin Kosnik at
...@@ -77,7 +77,7 @@ ...@@ -77,7 +77,7 @@
<code class="email">&lt;<a class="email" href="mailto:mailto:assign@gnu.org">mailto:assign@gnu.org</a>&gt;</code>, please cc the libstdc++ <code class="email">&lt;<a class="email" href="mailto:mailto:assign@gnu.org">mailto:assign@gnu.org</a>&gt;</code>, please cc the libstdc++
maintainer above so that progress can be monitored. maintainer above so that progress can be monitored.
</p></div><div class="section" title="Getting Sources"><div class="titlepage"><div><div><h3 class="title"><a id="list.getting"/>Getting Sources</h3></div></div></div><p> </p></div><div class="section" title="Getting Sources"><div class="titlepage"><div><div><h3 class="title"><a id="list.getting"/>Getting Sources</h3></div></div></div><p>
<a class="link" href="http://gcc.gnu.org/svnwrite.html">Getting write access <a class="link" href="http://gcc.gnu.org/svnwrite.html" target="">Getting write access
(look for "Write after approval")</a> (look for "Write after approval")</a>
</p></div><div class="section" title="Submitting Patches"><div class="titlepage"><div><div><h3 class="title"><a id="list.patches"/>Submitting Patches</h3></div></div></div><p> </p></div><div class="section" title="Submitting Patches"><div class="titlepage"><div><div><h3 class="title"><a id="list.patches"/>Submitting Patches</h3></div></div></div><p>
Every patch must have several pieces of information before it can be Every patch must have several pieces of information before it can be
...@@ -104,7 +104,7 @@ ...@@ -104,7 +104,7 @@
else, use <span class="command"><strong>diff -cp OLD NEW</strong></span> ... If your else, use <span class="command"><strong>diff -cp OLD NEW</strong></span> ... If your
version of diff does not support these options, then get the version of diff does not support these options, then get the
latest version of GNU latest version of GNU
diff. The <a class="link" href="http://gcc.gnu.org/wiki/SvnTricks">SVN diff. The <a class="link" href="http://gcc.gnu.org/wiki/SvnTricks" target="">SVN
Tricks</a> wiki page has information on customising the Tricks</a> wiki page has information on customising the
output of <code class="code">svn diff</code>. output of <code class="code">svn diff</code>.
</p></li><li class="listitem"><p> </p></li><li class="listitem"><p>
......
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<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Appendix C.  Free Software Needs Free Documentation</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="bk01pt04.html" title="Part IV.  Appendices"/><link rel="prev" href="backwards.html" title="Backwards Compatibility"/><link rel="next" href="appendix_gpl.html" title="Appendix D.  GNU General Public License version 3"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Appendix C.  <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Appendix C.  Free Software Needs Free Documentation</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="bk01pt04.html" title="Part IV.  Appendices"/><link rel="prev" href="backwards.html" title="Backwards Compatibility"/><link rel="next" href="appendix_gpl.html" title="Appendix D.  GNU General Public License version 3"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Appendix C. 
Free Software Needs Free Documentation Free Software Needs Free Documentation
</th></tr><tr><td align="left"><a accesskey="p" href="backwards.html">Prev</a> </td><th width="60%" align="center">Part IV.  </th></tr><tr><td align="left"><a accesskey="p" href="backwards.html">Prev</a> </td><th width="60%" align="center">Part IV. 
Appendices Appendices
</th><td align="right"> <a accesskey="n" href="appendix_gpl.html">Next</a></td></tr></table><hr/></div><div class="appendix" title="Appendix C.  Free Software Needs Free Documentation"><div class="titlepage"><div><div><h1 class="title"><a id="appendix.free"/> </th><td align="right"> <a accesskey="n" href="appendix_gpl.html">Next</a></td></tr></table><hr/></div><div class="appendix" title="Appendix C.  Free Software Needs Free Documentation"><div class="titlepage"><div><div><h1 class="title"><a id="appendix.free"/>
Free Software Needs Free Documentation Free Software Needs Free Documentation
<a id="id508339" class="indexterm"/> <a id="id625881" class="indexterm"/>
</h1></div></div></div><p> </h1></div></div></div><p>
The biggest deficiency in free operating systems is not in the The biggest deficiency in free operating systems is not in the
software--it is the lack of good free manuals that we can include in software--it is the lack of good free manuals that we can include in
...@@ -41,7 +41,7 @@ can ill afford to lose manuals this way. ...@@ -41,7 +41,7 @@ can ill afford to lose manuals this way.
Free documentation, like free software, is a matter of freedom, Free documentation, like free software, is a matter of freedom,
not price. The problem with these manuals was not that O'Reilly not price. The problem with these manuals was not that O'Reilly
Associates charged a price for printed copies--that in itself is fine. Associates charged a price for printed copies--that in itself is fine.
(The Free Software Foundation <a class="link" href="http://www.gnu.org/doc/doc.html">sells printed copies</a> of (The Free Software Foundation <a class="link" href="http://www.gnu.org/doc/doc.html" target="">sells printed copies</a> of
free GNU manuals, too.) But GNU manuals are available in source code free GNU manuals, too.) But GNU manuals are available in source code
form, while these manuals are available only on paper. GNU manuals form, while these manuals are available only on paper. GNU manuals
come with permission to copy and modify; the Perl manuals do not. come with permission to copy and modify; the Perl manuals do not.
...@@ -117,7 +117,7 @@ manuals instead of proprietary ones. One way you can help this is to ...@@ -117,7 +117,7 @@ manuals instead of proprietary ones. One way you can help this is to
check the distribution terms of a manual before you buy it, and check the distribution terms of a manual before you buy it, and
prefer copylefted manuals to non-copylefted ones. prefer copylefted manuals to non-copylefted ones.
</p><p> </p><p>
[Note: We now maintain a <a class="link" href="http://www.fsf.org/licensing/doc/other-free-books.html">web page [Note: We now maintain a <a class="link" href="http://www.fsf.org/licensing/doc/other-free-books.html" target="">web page
that lists free books available from other publishers</a>]. that lists free books available from other publishers</a>].
</p><p>Copyright © 2004, 2005, 2006, 2007 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA</p><p>Verbatim copying and distribution of this entire article are </p><p>Copyright © 2004, 2005, 2006, 2007 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA</p><p>Verbatim copying and distribution of this entire article are
permitted worldwide, without royalty, in any medium, provided this permitted worldwide, without royalty, in any medium, provided this
......
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<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Appendix E. GNU Free Documentation License</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="bk01pt04.html" title="Part IV.  Appendices"/><link rel="prev" href="appendix_gpl.html" title="Appendix D.  GNU General Public License version 3"/><link rel="next" href="../bk02.html" title=""/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Appendix E. GNU Free Documentation License</th></tr><tr><td align="left"><a accesskey="p" href="appendix_gpl.html">Prev</a> </td><th width="60%" align="center">Part IV.  <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Appendix E. GNU Free Documentation License</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="bk01pt04.html" title="Part IV.  Appendices"/><link rel="prev" href="appendix_gpl.html" title="Appendix D.  GNU General Public License version 3"/><link rel="next" href="../bk02.html" title=""/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Appendix E. GNU Free Documentation License</th></tr><tr><td align="left"><a accesskey="p" href="appendix_gpl.html">Prev</a> </td><th width="60%" align="center">Part IV. 
Appendices Appendices
</th><td align="right"> <a accesskey="n" href="../bk02.html">Next</a></td></tr></table><hr/></div><div class="appendix" title="Appendix E. GNU Free Documentation License"><div class="titlepage"><div><div><h1 class="title"><a id="appendix.gfdl-1.3"/>GNU Free Documentation License</h1></div></div></div><p>Version 1.3, 3 November 2008</p><p> </th><td align="right"> <a accesskey="n" href="../bk02.html">Next</a></td></tr></table><hr/></div><div class="appendix" title="Appendix E. GNU Free Documentation License"><div class="titlepage"><div><div><h1 class="title"><a id="appendix.gfdl-1.3"/>GNU Free Documentation License</h1></div></div></div><p>Version 1.3, 3 November 2008</p><p>
Copyright © 2000, 2001, 2002, 2007, 2008 Copyright © 2000, 2001, 2002, 2007, 2008
<a class="link" href="http://www.fsf.org/">Free Software Foundation, Inc.</a> <a class="link" href="http://www.fsf.org/" target="">Free Software Foundation, Inc.</a>
</p><p> </p><p>
Everyone is permitted to copy and distribute verbatim copies of this Everyone is permitted to copy and distribute verbatim copies of this
license document, but changing it is not allowed. license document, but changing it is not allowed.
...@@ -377,7 +377,7 @@ ...@@ -377,7 +377,7 @@
Free Documentation License from time to time. Such new versions will be Free Documentation License from time to time. Such new versions will be
similar in spirit to the present version, but may differ in detail to similar in spirit to the present version, but may differ in detail to
address new problems or concerns. See address new problems or concerns. See
<a class="link" href="http://www.gnu.org/copyleft/">Copyleft</a>. <a class="link" href="http://www.gnu.org/copyleft/" target="">Copyleft</a>.
</p><p> </p><p>
Each version of the License is given a distinguishing version number. If Each version of the License is given a distinguishing version number. If
the Document specifies that a particular numbered version of this License the Document specifies that a particular numbered version of this License
......
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd"> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Appendix D.  GNU General Public License version 3</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="bk01pt04.html" title="Part IV.  Appendices"/><link rel="prev" href="appendix_free.html" title="Appendix C.  Free Software Needs Free Documentation"/><link rel="next" href="appendix_gfdl.html" title="Appendix E. GNU Free Documentation License"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Appendix D.  <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Appendix D.  GNU General Public License version 3</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="bk01pt04.html" title="Part IV.  Appendices"/><link rel="prev" href="appendix_free.html" title="Appendix C.  Free Software Needs Free Documentation"/><link rel="next" href="appendix_gfdl.html" title="Appendix E. GNU Free Documentation License"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Appendix D. 
<acronym class="acronym">GNU</acronym> General Public License version 3 <acronym class="acronym">GNU</acronym> General Public License version 3
</th></tr><tr><td align="left"><a accesskey="p" href="appendix_free.html">Prev</a> </td><th width="60%" align="center">Part IV.  </th></tr><tr><td align="left"><a accesskey="p" href="appendix_free.html">Prev</a> </td><th width="60%" align="center">Part IV. 
Appendices Appendices
...@@ -10,7 +10,7 @@ ...@@ -10,7 +10,7 @@
Version 3, 29 June 2007 Version 3, 29 June 2007
</p><p> </p><p>
Copyright © 2007 Free Software Foundation, Inc. Copyright © 2007 Free Software Foundation, Inc.
<a class="link" href="http://www.fsf.org/">http://www.fsf.org/</a> <a class="link" href="http://www.fsf.org/" target="">http://www.fsf.org/</a>
</p><p> </p><p>
Everyone is permitted to copy and distribute verbatim copies of this license Everyone is permitted to copy and distribute verbatim copies of this license
document, but changing it is not allowed. document, but changing it is not allowed.
...@@ -78,7 +78,7 @@ ...@@ -78,7 +78,7 @@
</p><p> </p><p>
The precise terms and conditions for copying, distribution and modification The precise terms and conditions for copying, distribution and modification
follow. follow.
</p><h2><a id="id508678"/> </p><h2><a id="id626220"/>
TERMS AND CONDITIONS TERMS AND CONDITIONS
</h2><h2><a id="gpl-3-definitions"/> </h2><h2><a id="gpl-3-definitions"/>
0. Definitions. 0. Definitions.
...@@ -619,7 +619,7 @@ ...@@ -619,7 +619,7 @@
waiver of all civil liability in connection with the Program, unless a waiver of all civil liability in connection with the Program, unless a
warranty or assumption of liability accompanies a copy of the Program in warranty or assumption of liability accompanies a copy of the Program in
return for a fee. return for a fee.
</p><h2><a id="id509502"/> </p><h2><a id="id627044"/>
END OF TERMS AND CONDITIONS END OF TERMS AND CONDITIONS
</h2><h2><a id="HowToApply"/> </h2><h2><a id="HowToApply"/>
How to Apply These Terms to Your New Programs How to Apply These Terms to Your New Programs
...@@ -648,7 +648,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ...@@ -648,7 +648,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
<acronym class="acronym">GNU</acronym> General Public License for more details. <acronym class="acronym">GNU</acronym> General Public License for more details.
You should have received a copy of the <acronym class="acronym">GNU</acronym> General Public License You should have received a copy of the <acronym class="acronym">GNU</acronym> General Public License
along with this program. If not, see <a class="link" href="http://www.gnu.org/licenses/">http://www.gnu.org/licenses/</a>. along with this program. If not, see <a class="link" href="http://www.gnu.org/licenses/" target="">http://www.gnu.org/licenses/</a>.
</pre><p> </pre><p>
Also add information on how to contact you by electronic and paper mail. Also add information on how to contact you by electronic and paper mail.
</p><p> </p><p>
...@@ -669,14 +669,14 @@ under certain conditions; type ‘<code class="literal">show c</code>’ for det ...@@ -669,14 +669,14 @@ under certain conditions; type ‘<code class="literal">show c</code>’ for det
if any, to sign a “copyright disclaimer” for the program, if if any, to sign a “copyright disclaimer” for the program, if
necessary. For more information on this, and how to apply and follow the necessary. For more information on this, and how to apply and follow the
<acronym class="acronym">GNU</acronym> <acronym class="acronym">GPL</acronym>, see <acronym class="acronym">GNU</acronym> <acronym class="acronym">GPL</acronym>, see
<a class="link" href="http://www.gnu.org/licenses/">http://www.gnu.org/licenses/</a>. <a class="link" href="http://www.gnu.org/licenses/" target="">http://www.gnu.org/licenses/</a>.
</p><p> </p><p>
The <acronym class="acronym">GNU</acronym> General Public License does not permit The <acronym class="acronym">GNU</acronym> General Public License does not permit
incorporating your program into proprietary programs. If your program is a incorporating your program into proprietary programs. If your program is a
subroutine library, you may consider it more useful to permit linking subroutine library, you may consider it more useful to permit linking
proprietary applications with the library. If this is what you want to do, proprietary applications with the library. If this is what you want to do,
use the <acronym class="acronym">GNU</acronym> Lesser General Public License instead of this use the <acronym class="acronym">GNU</acronym> Lesser General Public License instead of this
License. But first, please read <a class="link" href="http://www.gnu.org/philosophy/why-not-lgpl.html">http://www.gnu.org/philosophy/why-not-lgpl.html</a>. License. But first, please read <a class="link" href="http://www.gnu.org/philosophy/why-not-lgpl.html" target="">http://www.gnu.org/philosophy/why-not-lgpl.html</a>.
</p></div><div class="navfooter"><hr/><table width="100%" summary="Navigation footer"><tr><td align="left"><a accesskey="p" href="appendix_free.html">Prev</a> </td><td align="center"><a accesskey="u" href="bk01pt04.html">Up</a></td><td align="right"> <a accesskey="n" href="appendix_gfdl.html">Next</a></td></tr><tr><td align="left" valign="top">Appendix C.  </p></div><div class="navfooter"><hr/><table width="100%" summary="Navigation footer"><tr><td align="left"><a accesskey="p" href="appendix_free.html">Prev</a> </td><td align="center"><a accesskey="u" href="bk01pt04.html">Up</a></td><td align="right"> <a accesskey="n" href="appendix_gfdl.html">Next</a></td></tr><tr><td align="left" valign="top">Appendix C. 
Free Software Needs Free Documentation Free Software Needs Free Documentation
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Containers Containers
</th><td align="right"> <a accesskey="n" href="containers_and_c.html">Next</a></td></tr></table><hr/></div><div class="section" title="Associative"><div class="titlepage"><div><div><h2 class="title"><a id="std.containers.associative"/>Associative</h2></div></div></div><div class="section" title="Insertion Hints"><div class="titlepage"><div><div><h3 class="title"><a id="containers.associative.insert_hints"/>Insertion Hints</h3></div></div></div><p> </th><td align="right"> <a accesskey="n" href="containers_and_c.html">Next</a></td></tr></table><hr/></div><div class="section" title="Associative"><div class="titlepage"><div><div><h2 class="title"><a id="std.containers.associative"/>Associative</h2></div></div></div><div class="section" title="Insertion Hints"><div class="titlepage"><div><div><h3 class="title"><a id="containers.associative.insert_hints"/>Insertion Hints</h3></div></div></div><p>
...@@ -13,7 +13,7 @@ ...@@ -13,7 +13,7 @@
item to insert. The standard says that <span class="quote"><span class="quote"><code class="code">t</code> is item to insert. The standard says that <span class="quote"><span class="quote"><code class="code">t</code> is
inserted as close as possible to the position just prior to inserted as close as possible to the position just prior to
<code class="code">p</code>.</span></span> (Library DR #233 addresses this topic, <code class="code">p</code>.</span></span> (Library DR #233 addresses this topic,
referring to <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2005/n1780.html">N1780</a>. referring to <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2005/n1780.html" target="">N1780</a>.
Since version 4.2 GCC implements the resolution to DR 233, so Since version 4.2 GCC implements the resolution to DR 233, so
that insertions happen as close as possible to the hint. For that insertions happen as close as possible to the hint. For
earlier releases the hint was only used as described below. earlier releases the hint was only used as described below.
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Atomics Atomics
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Atomics Atomics
<a id="id484609" class="indexterm"/> <a id="id602150" class="indexterm"/>
</h2></div></div></div><div class="toc"><p><strong>Table of Contents</strong></p><dl><dt><span class="section"><a href="atomics.html#std.atomics.api">API Reference</a></span></dt></dl></div><p> </h1></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="section"><a href="atomics.html#std.atomics.api">API Reference</a></span></dt></dl></div><p>
Facilities for atomic operations. Facilities for atomic operations.
</p><div class="section" title="API Reference"><div class="titlepage"><div><div><h2 class="title"><a id="std.atomics.api"/>API Reference</h2></div></div></div><p> </p><div class="section" title="API Reference"><div class="titlepage"><div><div><h2 class="title"><a id="std.atomics.api"/>API Reference</h2></div></div></div><p>
All items are declared in the standard header All items are declared in the standard header
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<html xmlns="http://www.w3.org/1999/xhtml"><head><title>bitmap_allocator</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; allocator&#10; "/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="ext_allocators.html" title="Chapter 20. Allocators"/><link rel="prev" href="ext_allocators.html" title="Chapter 20. Allocators"/><link rel="next" href="ext_containers.html" title="Chapter 21. Containers"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">bitmap_allocator</th></tr><tr><td align="left"><a accesskey="p" href="ext_allocators.html">Prev</a> </td><th width="60%" align="center">Chapter 20. Allocators</th><td align="right"> <a accesskey="n" href="ext_containers.html">Next</a></td></tr></table><hr/></div><div class="section" title="bitmap_allocator"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.allocator.bitmap"/>bitmap_allocator</h2></div></div></div><p> <html xmlns="http://www.w3.org/1999/xhtml"><head><title>bitmap_allocator</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; allocator&#10; "/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="ext_allocators.html" title="Chapter 20. Allocators"/><link rel="prev" href="ext_allocators.html" title="Chapter 20. Allocators"/><link rel="next" href="ext_containers.html" title="Chapter 21. Containers"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">bitmap_allocator</th></tr><tr><td align="left"><a accesskey="p" href="ext_allocators.html">Prev</a> </td><th width="60%" align="center">Chapter 20. Allocators</th><td align="right"> <a accesskey="n" href="ext_containers.html">Next</a></td></tr></table><hr/></div><div class="section" title="bitmap_allocator"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.allocator.bitmap"/>bitmap_allocator</h2></div></div></div><p>
</p><div class="section" title="Design"><div class="titlepage"><div><div><h3 class="title"><a id="allocator.bitmap.design"/>Design</h3></div></div></div><p> </p><div class="section" title="Design"><div class="titlepage"><div><div><h3 class="title"><a id="allocator.bitmap.design"/>Design</h3></div></div></div><p>
As this name suggests, this allocator uses a bit-map to keep track As this name suggests, this allocator uses a bit-map to keep track
of the used and unused memory locations for it's book-keeping of the used and unused memory locations for it's book-keeping
...@@ -103,7 +103,7 @@ else return false.</p></li></ol></div><p> ...@@ -103,7 +103,7 @@ else return false.</p></li></ol></div><p>
</p><p> </p><p>
Consider a block of size 64 ints. In memory, it would look like this: Consider a block of size 64 ints. In memory, it would look like this:
(assume a 32-bit system where, size_t is a 32-bit entity). (assume a 32-bit system where, size_t is a 32-bit entity).
</p><div class="table"><a id="id493853"/><p class="title"><strong>Table 20.1. Bitmap Allocator Memory Map</strong></p><div class="table-contents"><table summary="Bitmap Allocator Memory Map" border="1"><colgroup><col style="text-align: left" class="c1"/><col style="text-align: left" class="c2"/><col style="text-align: left" class="c3"/><col style="text-align: left" class="c4"/><col style="text-align: left" class="c5"/></colgroup><tbody><tr><td style="text-align: left">268</td><td style="text-align: left">0</td><td style="text-align: left">4294967295</td><td style="text-align: left">4294967295</td><td style="text-align: left">Data -&gt; Space for 64 ints</td></tr></tbody></table></div></div><br class="table-break"/><p> </p><div class="table"><a id="id611395"/><p class="title"><b>Table 20.1. Bitmap Allocator Memory Map</b></p><div class="table-contents"><table summary="Bitmap Allocator Memory Map" border="1"><colgroup><col style="text-align: left"/><col style="text-align: left"/><col style="text-align: left"/><col style="text-align: left"/><col style="text-align: left"/></colgroup><tbody><tr><td style="text-align: left">268</td><td style="text-align: left">0</td><td style="text-align: left">4294967295</td><td style="text-align: left">4294967295</td><td style="text-align: left">Data -&gt; Space for 64 ints</td></tr></tbody></table></div></div><br class="table-break"/><p>
The first Column(268) represents the size of the Block in bytes as The first Column(268) represents the size of the Block in bytes as
seen by the Bitmap Allocator. Internally, a global free list is seen by the Bitmap Allocator. Internally, a global free list is
used to keep track of the free blocks used and given back by the used to keep track of the free blocks used and given back by the
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd"> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Concept Checking</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="diagnostics.html" title="Chapter 5.  Diagnostics"/><link rel="prev" href="diagnostics.html" title="Chapter 5.  Diagnostics"/><link rel="next" href="utilities.html" title="Chapter 6.  Utilities"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Concept Checking</th></tr><tr><td align="left"><a accesskey="p" href="diagnostics.html">Prev</a> </td><th width="60%" align="center">Chapter 5.  <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Concept Checking</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="diagnostics.html" title="Chapter 5.  Diagnostics"/><link rel="prev" href="diagnostics.html" title="Chapter 5.  Diagnostics"/><link rel="next" href="utilities.html" title="Chapter 6.  Utilities"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Concept Checking</th></tr><tr><td align="left"><a accesskey="p" href="diagnostics.html">Prev</a> </td><th width="60%" align="center">Chapter 5. 
Diagnostics Diagnostics
</th><td align="right"> <a accesskey="n" href="utilities.html">Next</a></td></tr></table><hr/></div><div class="section" title="Concept Checking"><div class="titlepage"><div><div><h2 class="title"><a id="std.diagnostics.concept_checking"/>Concept Checking</h2></div></div></div><p> </th><td align="right"> <a accesskey="n" href="utilities.html">Next</a></td></tr></table><hr/></div><div class="section" title="Concept Checking"><div class="titlepage"><div><div><h2 class="title"><a id="std.diagnostics.concept_checking"/>Concept Checking</h2></div></div></div><p>
...@@ -21,7 +21,7 @@ ...@@ -21,7 +21,7 @@
The primary author of the checking code, Jeremy Siek, had already The primary author of the checking code, Jeremy Siek, had already
started work on a replacement implementation. The new code was started work on a replacement implementation. The new code was
formally reviewed and accepted into formally reviewed and accepted into
<a class="link" href="http://www.boost.org/libs/concept_check/concept_check.htm">the <a class="link" href="http://www.boost.org/libs/concept_check/concept_check.htm" target="">the
Boost libraries</a>, and we are pleased to incorporate it into the Boost libraries</a>, and we are pleased to incorporate it into the
GNU C++ library. GNU C++ library.
</p><p> </p><p>
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd"> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Semantics</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; C++&#10; , &#10; library&#10; , &#10; debug&#10; "/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="debug_mode.html" title="Chapter 17. Debug Mode"/><link rel="prev" href="debug_mode.html" title="Chapter 17. Debug Mode"/><link rel="next" href="bk01pt03ch17s03.html" title="Using"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Semantics</th></tr><tr><td align="left"><a accesskey="p" href="debug_mode.html">Prev</a> </td><th width="60%" align="center">Chapter 17. Debug Mode</th><td align="right"> <a accesskey="n" href="bk01pt03ch17s03.html">Next</a></td></tr></table><hr/></div><div class="section" title="Semantics"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.debug_mode.semantics"/>Semantics</h2></div></div></div><p> <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Semantics</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; C++&#10; , &#10; library&#10; , &#10; debug&#10; "/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="debug_mode.html" title="Chapter 17. Debug Mode"/><link rel="prev" href="debug_mode.html" title="Chapter 17. Debug Mode"/><link rel="next" href="bk01pt03ch17s03.html" title="Using"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Semantics</th></tr><tr><td align="left"><a accesskey="p" href="debug_mode.html">Prev</a> </td><th width="60%" align="center">Chapter 17. Debug Mode</th><td align="right"> <a accesskey="n" href="bk01pt03ch17s03.html">Next</a></td></tr></table><hr/></div><div class="section" title="Semantics"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.debug_mode.semantics"/>Semantics</h2></div></div></div><p>
</p><p>A program that uses the C++ standard library correctly </p><p>A program that uses the C++ standard library correctly
will maintain the same semantics under debug mode as it had with will maintain the same semantics under debug mode as it had with
the normal (release) library. All functional and exception-handling the normal (release) library. All functional and exception-handling
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd"> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Design</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; C++&#10; , &#10; library&#10; , &#10; debug&#10; "/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="debug_mode.html" title="Chapter 17. Debug Mode"/><link rel="prev" href="bk01pt03ch17s03.html" title="Using"/><link rel="next" href="parallel_mode.html" title="Chapter 18. Parallel Mode"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Design</th></tr><tr><td align="left"><a accesskey="p" href="bk01pt03ch17s03.html">Prev</a> </td><th width="60%" align="center">Chapter 17. Debug Mode</th><td align="right"> <a accesskey="n" href="parallel_mode.html">Next</a></td></tr></table><hr/></div><div class="section" title="Design"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.debug_mode.design"/>Design</h2></div></div></div><p> <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Design</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; C++&#10; , &#10; library&#10; , &#10; debug&#10; "/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="debug_mode.html" title="Chapter 17. Debug Mode"/><link rel="prev" href="bk01pt03ch17s03.html" title="Using"/><link rel="next" href="parallel_mode.html" title="Chapter 18. Parallel Mode"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Design</th></tr><tr><td align="left"><a accesskey="p" href="bk01pt03ch17s03.html">Prev</a> </td><th width="60%" align="center">Chapter 17. Debug Mode</th><td align="right"> <a accesskey="n" href="parallel_mode.html">Next</a></td></tr></table><hr/></div><div class="section" title="Design"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.debug_mode.design"/>Design</h2></div></div></div><p>
</p><div class="section" title="Goals"><div class="titlepage"><div><div><h3 class="title"><a id="debug_mode.design.goals"/>Goals</h3></div></div></div><p> </p><div class="section" title="Goals"><div class="titlepage"><div><div><h3 class="title"><a id="debug_mode.design.goals"/>Goals</h3></div></div></div><p>
</p><p> The libstdc++ debug mode replaces unsafe (but efficient) standard </p><p> The libstdc++ debug mode replaces unsafe (but efficient) standard
containers and iterators with semantically equivalent safe standard containers and iterators with semantically equivalent safe standard
...@@ -194,7 +194,7 @@ template&lt;typename _Tp, typename _Allocator = allocator&lt;_Tp&gt; ...@@ -194,7 +194,7 @@ template&lt;typename _Tp, typename _Allocator = allocator&lt;_Tp&gt;
environments by minimizing dependencies.</p><p>Achieving link- and run-time coexistence is not a trivial environments by minimizing dependencies.</p><p>Achieving link- and run-time coexistence is not a trivial
implementation task. To achieve this goal we required a small implementation task. To achieve this goal we required a small
extension to the GNU C++ compiler (since incorporated into the C++0x language specification, described in the GCC Manual for the C++ language as extension to the GNU C++ compiler (since incorporated into the C++0x language specification, described in the GCC Manual for the C++ language as
<a class="link" href="http://gcc.gnu.org/onlinedocs/gcc/Namespace-Association.html#Namespace-Association">namespace <a class="link" href="http://gcc.gnu.org/onlinedocs/gcc/Namespace-Association.html#Namespace-Association" target="">namespace
association</a>), and a complex organization of debug- and association</a>), and a complex organization of debug- and
release-modes. The end result is that we have achieved per-use release-modes. The end result is that we have achieved per-use
recompilation but have had to give up some checking of the recompilation but have had to give up some checking of the
...@@ -353,7 +353,7 @@ test02() ...@@ -353,7 +353,7 @@ test02()
declarations disallow specialization. This method fails declarations disallow specialization. This method fails
the <span class="emphasis"><em>correctness</em></span> criteria.</p></li><li class="listitem"><p><span class="emphasis"><em> Use implementation-specific properties of anonymous the <span class="emphasis"><em>correctness</em></span> criteria.</p></li><li class="listitem"><p><span class="emphasis"><em> Use implementation-specific properties of anonymous
namespaces. </em></span> namespaces. </em></span>
See <a class="link" href="http://gcc.gnu.org/ml/libstdc++/2003-08/msg00004.html"> this post See <a class="link" href="http://gcc.gnu.org/ml/libstdc++/2003-08/msg00004.html" target=""> this post
</a> </a>
This method fails the <span class="emphasis"><em>correctness</em></span> criteria.</p></li><li class="listitem"><p><span class="emphasis"><em>Extension: allow reopening on namespaces</em></span>: This would This method fails the <span class="emphasis"><em>correctness</em></span> criteria.</p></li><li class="listitem"><p><span class="emphasis"><em>Extension: allow reopening on namespaces</em></span>: This would
allow the debug mode to effectively alias the allow the debug mode to effectively alias the
...@@ -376,7 +376,7 @@ test02() ...@@ -376,7 +376,7 @@ test02()
functions taking no arguments in mixed-mode settings resulting in functions taking no arguments in mixed-mode settings resulting in
equivalent link names, <code class="code"> vector::push_back() </code> being equivalent link names, <code class="code"> vector::push_back() </code> being
one example. one example.
See <a class="link" href="http://gcc.gnu.org/ml/libstdc++/2003-08/msg00177.html">link See <a class="link" href="http://gcc.gnu.org/ml/libstdc++/2003-08/msg00177.html" target="">link
name</a> </p></li></ul></div><p>Other options may exist for implementing the debug mode, many of name</a> </p></li></ul></div><p>Other options may exist for implementing the debug mode, many of
which have probably been considered and others that may still be which have probably been considered and others that may still be
lurking. This list may be expanded over time to include other lurking. This list may be expanded over time to include other
...@@ -392,13 +392,13 @@ test02() ...@@ -392,13 +392,13 @@ test02()
</p><p> There are several existing implementations of debug modes for C++ </p><p> There are several existing implementations of debug modes for C++
standard library implementations, although none of them directly standard library implementations, although none of them directly
supports debugging for programs using libstdc++. The existing supports debugging for programs using libstdc++. The existing
implementations include:</p><div class="itemizedlist"><ul class="itemizedlist"><li class="listitem"><p><a class="link" href="http://www.mathcs.sjsu.edu/faculty/horstman/safestl.html">SafeSTL</a>: implementations include:</p><div class="itemizedlist"><ul class="itemizedlist"><li class="listitem"><p><a class="link" href="http://www.mathcs.sjsu.edu/faculty/horstman/safestl.html" target="">SafeSTL</a>:
SafeSTL was the original debugging version of the Standard Template SafeSTL was the original debugging version of the Standard Template
Library (STL), implemented by Cay S. Horstmann on top of the Library (STL), implemented by Cay S. Horstmann on top of the
Hewlett-Packard STL. Though it inspired much work in this area, it Hewlett-Packard STL. Though it inspired much work in this area, it
has not been kept up-to-date for use with modern compilers or C++ has not been kept up-to-date for use with modern compilers or C++
standard library implementations.</p></li><li class="listitem"><p><a class="link" href="http://www.stlport.org/">STLport</a>: STLport is a free standard library implementations.</p></li><li class="listitem"><p><a class="link" href="http://www.stlport.org/" target="">STLport</a>: STLport is a free
implementation of the C++ standard library derived from the <a class="link" href="http://www.sgi.com/tech/stl/">SGI implementation</a>, and implementation of the C++ standard library derived from the <a class="link" href="http://www.sgi.com/tech/stl/" target="">SGI implementation</a>, and
ported to many other platforms. It includes a debug mode that uses a ported to many other platforms. It includes a debug mode that uses a
wrapper model (that in some ways inspired the libstdc++ debug mode wrapper model (that in some ways inspired the libstdc++ debug mode
design), although at the time of this writing the debug mode is design), although at the time of this writing the debug mode is
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<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Semantics</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; C++&#10; , &#10; library&#10; , &#10; parallel&#10; "/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="parallel_mode.html" title="Chapter 18. Parallel Mode"/><link rel="prev" href="parallel_mode.html" title="Chapter 18. Parallel Mode"/><link rel="next" href="bk01pt03ch18s03.html" title="Using"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Semantics</th></tr><tr><td align="left"><a accesskey="p" href="parallel_mode.html">Prev</a> </td><th width="60%" align="center">Chapter 18. Parallel Mode</th><td align="right"> <a accesskey="n" href="bk01pt03ch18s03.html">Next</a></td></tr></table><hr/></div><div class="section" title="Semantics"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.parallel_mode.semantics"/>Semantics</h2></div></div></div><p> The parallel mode STL algorithms are currently not exception-safe, <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Semantics</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; C++&#10; , &#10; library&#10; , &#10; parallel&#10; "/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="parallel_mode.html" title="Chapter 18. Parallel Mode"/><link rel="prev" href="parallel_mode.html" title="Chapter 18. Parallel Mode"/><link rel="next" href="bk01pt03ch18s03.html" title="Using"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Semantics</th></tr><tr><td align="left"><a accesskey="p" href="parallel_mode.html">Prev</a> </td><th width="60%" align="center">Chapter 18. Parallel Mode</th><td align="right"> <a accesskey="n" href="bk01pt03ch18s03.html">Next</a></td></tr></table><hr/></div><div class="section" title="Semantics"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.parallel_mode.semantics"/>Semantics</h2></div></div></div><p> The parallel mode STL algorithms are currently not exception-safe,
i.e. user-defined functors must not throw exceptions. i.e. user-defined functors must not throw exceptions.
Also, the order of execution is not guaranteed for some functions, of course. Also, the order of execution is not guaranteed for some functions, of course.
Therefore, user-defined functors should not have any concurrent side effects. Therefore, user-defined functors should not have any concurrent side effects.
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<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Design</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; C++&#10; , &#10; library&#10; , &#10; parallel&#10; "/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="parallel_mode.html" title="Chapter 18. Parallel Mode"/><link rel="prev" href="bk01pt03ch18s03.html" title="Using"/><link rel="next" href="bk01pt03ch18s05.html" title="Testing"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Design</th></tr><tr><td align="left"><a accesskey="p" href="bk01pt03ch18s03.html">Prev</a> </td><th width="60%" align="center">Chapter 18. Parallel Mode</th><td align="right"> <a accesskey="n" href="bk01pt03ch18s05.html">Next</a></td></tr></table><hr/></div><div class="section" title="Design"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.parallel_mode.design"/>Design</h2></div></div></div><p> <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Design</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; C++&#10; , &#10; library&#10; , &#10; parallel&#10; "/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="parallel_mode.html" title="Chapter 18. Parallel Mode"/><link rel="prev" href="bk01pt03ch18s03.html" title="Using"/><link rel="next" href="bk01pt03ch18s05.html" title="Testing"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Design</th></tr><tr><td align="left"><a accesskey="p" href="bk01pt03ch18s03.html">Prev</a> </td><th width="60%" align="center">Chapter 18. Parallel Mode</th><td align="right"> <a accesskey="n" href="bk01pt03ch18s05.html">Next</a></td></tr></table><hr/></div><div class="section" title="Design"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.parallel_mode.design"/>Design</h2></div></div></div><p>
</p><div class="section" title="Interface Basics"><div class="titlepage"><div><div><h3 class="title"><a id="parallel_mode.design.intro"/>Interface Basics</h3></div></div></div><p> </p><div class="section" title="Interface Basics"><div class="titlepage"><div><div><h3 class="title"><a id="parallel_mode.design.intro"/>Interface Basics</h3></div></div></div><p>
All parallel algorithms are intended to have signatures that are All parallel algorithms are intended to have signatures that are
equivalent to the ISO C++ algorithms replaced. For instance, the equivalent to the ISO C++ algorithms replaced. For instance, the
...@@ -175,7 +175,7 @@ i. e. it is a singleton. It can be read and written by calling ...@@ -175,7 +175,7 @@ i. e. it is a singleton. It can be read and written by calling
<code class="code">__gnu_parallel::_Settings::set</code>, respectively. <code class="code">__gnu_parallel::_Settings::set</code>, respectively.
Please note that the first call return a const object, so direct manipulation Please note that the first call return a const object, so direct manipulation
is forbidden. is forbidden.
See <a class="link" href="http://gcc.gnu.org/onlinedocs/libstdc++/latest-doxygen/a01005.html"> See <a class="link" href="http://gcc.gnu.org/onlinedocs/libstdc++/latest-doxygen/a01005.html" target="">
<code class="filename">settings.h</code></a> <code class="filename">settings.h</code></a>
for complete details. for complete details.
</p><p> </p><p>
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<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Testing</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; C++&#10; , &#10; library&#10; , &#10; parallel&#10; "/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="parallel_mode.html" title="Chapter 18. Parallel Mode"/><link rel="prev" href="bk01pt03ch18s04.html" title="Design"/><link rel="next" href="profile_mode.html" title="Chapter 19. Profile Mode"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Testing</th></tr><tr><td align="left"><a accesskey="p" href="bk01pt03ch18s04.html">Prev</a> </td><th width="60%" align="center">Chapter 18. Parallel Mode</th><td align="right"> <a accesskey="n" href="profile_mode.html">Next</a></td></tr></table><hr/></div><div class="section" title="Testing"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.parallel_mode.test"/>Testing</h2></div></div></div><p> <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Testing</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; C++&#10; , &#10; library&#10; , &#10; parallel&#10; "/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="parallel_mode.html" title="Chapter 18. Parallel Mode"/><link rel="prev" href="bk01pt03ch18s04.html" title="Design"/><link rel="next" href="profile_mode.html" title="Chapter 19. Profile Mode"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Testing</th></tr><tr><td align="left"><a accesskey="p" href="bk01pt03ch18s04.html">Prev</a> </td><th width="60%" align="center">Chapter 18. Parallel Mode</th><td align="right"> <a accesskey="n" href="profile_mode.html">Next</a></td></tr></table><hr/></div><div class="section" title="Testing"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.parallel_mode.test"/>Testing</h2></div></div></div><p>
Both the normal conformance and regression tests and the Both the normal conformance and regression tests and the
supplemental performance tests work. supplemental performance tests work.
</p><p> </p><p>
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<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Design</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; C++&#10; , &#10; library&#10; , &#10; profile&#10; "/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="profile_mode.html" title="Chapter 19. Profile Mode"/><link rel="prev" href="profile_mode.html" title="Chapter 19. Profile Mode"/><link rel="next" href="bk01pt03ch19s03.html" title="Extensions for Custom Containers"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Design</th></tr><tr><td align="left"><a accesskey="p" href="profile_mode.html">Prev</a> </td><th width="60%" align="center">Chapter 19. Profile Mode</th><td align="right"> <a accesskey="n" href="bk01pt03ch19s03.html">Next</a></td></tr></table><hr/></div><div class="section" title="Design"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.profile_mode.design"/>Design</h2></div></div></div><p> <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Design</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; C++&#10; , &#10; library&#10; , &#10; profile&#10; "/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="profile_mode.html" title="Chapter 19. Profile Mode"/><link rel="prev" href="profile_mode.html" title="Chapter 19. Profile Mode"/><link rel="next" href="bk01pt03ch19s03.html" title="Extensions for Custom Containers"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Design</th></tr><tr><td align="left"><a accesskey="p" href="profile_mode.html">Prev</a> </td><th width="60%" align="center">Chapter 19. Profile Mode</th><td align="right"> <a accesskey="n" href="bk01pt03ch19s03.html">Next</a></td></tr></table><hr/></div><div class="section" title="Design"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.profile_mode.design"/>Design</h2></div></div></div><p>
</p><div class="table"><a id="id489529"/><p class="title"><strong>Table 19.1. Profile Code Location</strong></p><div class="table-contents"><table summary="Profile Code Location" border="1"><colgroup><col style="text-align: left" class="c1"/><col style="text-align: left" class="c2"/></colgroup><thead><tr><th style="text-align: left">Code Location</th><th style="text-align: left">Use</th></tr></thead><tbody><tr><td style="text-align: left"><code class="code">libstdc++-v3/include/std/*</code></td><td style="text-align: left">Preprocessor code to redirect to profile extension headers.</td></tr><tr><td style="text-align: left"><code class="code">libstdc++-v3/include/profile/*</code></td><td style="text-align: left">Profile extension public headers (map, vector, ...).</td></tr><tr><td style="text-align: left"><code class="code">libstdc++-v3/include/profile/impl/*</code></td><td style="text-align: left">Profile extension internals. Implementation files are </p><div class="table"><a id="id607071"/><p class="title"><b>Table 19.1. Profile Code Location</b></p><div class="table-contents"><table summary="Profile Code Location" border="1"><colgroup><col style="text-align: left"/><col style="text-align: left"/></colgroup><thead><tr><th style="text-align: left">Code Location</th><th style="text-align: left">Use</th></tr></thead><tbody><tr><td style="text-align: left"><code class="code">libstdc++-v3/include/std/*</code></td><td style="text-align: left">Preprocessor code to redirect to profile extension headers.</td></tr><tr><td style="text-align: left"><code class="code">libstdc++-v3/include/profile/*</code></td><td style="text-align: left">Profile extension public headers (map, vector, ...).</td></tr><tr><td style="text-align: left"><code class="code">libstdc++-v3/include/profile/impl/*</code></td><td style="text-align: left">Profile extension internals. Implementation files are
only included from <code class="code">impl/profiler.h</code>, which is the only only included from <code class="code">impl/profiler.h</code>, which is the only
file included from the public headers.</td></tr></tbody></table></div></div><br class="table-break"/><p> file included from the public headers.</td></tr></tbody></table></div></div><br class="table-break"/><p>
</p><div class="section" title="Wrapper Model"><div class="titlepage"><div><div><h3 class="title"><a id="manual.ext.profile_mode.design.wrapper"/>Wrapper Model</h3></div></div></div><p> </p><div class="section" title="Wrapper Model"><div class="titlepage"><div><div><h3 class="title"><a id="manual.ext.profile_mode.design.wrapper"/>Wrapper Model</h3></div></div></div><p>
...@@ -61,7 +61,7 @@ ...@@ -61,7 +61,7 @@
call stack of its constructor location. call stack of its constructor location.
</p><p> </p><p>
For details, see For details, see
<a class="link" href="http://dx.doi.org/10.1109/CGO.2009.36">paper presented at <a class="link" href="http://dx.doi.org/10.1109/CGO.2009.36" target="">paper presented at
CGO 2009</a>. CGO 2009</a>.
</p></div><div class="section" title="Analysis and Diagnostics"><div class="titlepage"><div><div><h3 class="title"><a id="manual.ext.profile_mode.design.analysis"/>Analysis and Diagnostics</h3></div></div></div><p> </p></div><div class="section" title="Analysis and Diagnostics"><div class="titlepage"><div><div><h3 class="title"><a id="manual.ext.profile_mode.design.analysis"/>Analysis and Diagnostics</h3></div></div></div><p>
Final analysis takes place offline, and it is based entirely on the Final analysis takes place offline, and it is based entirely on the
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<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Extensions for Custom Containers</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; C++&#10; , &#10; library&#10; , &#10; profile&#10; "/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="profile_mode.html" title="Chapter 19. Profile Mode"/><link rel="prev" href="bk01pt03ch19s02.html" title="Design"/><link rel="next" href="bk01pt03ch19s04.html" title="Empirical Cost Model"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Extensions for Custom Containers</th></tr><tr><td align="left"><a accesskey="p" href="bk01pt03ch19s02.html">Prev</a> </td><th width="60%" align="center">Chapter 19. Profile Mode</th><td align="right"> <a accesskey="n" href="bk01pt03ch19s04.html">Next</a></td></tr></table><hr/></div><div class="section" title="Extensions for Custom Containers"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.profile_mode.api"/>Extensions for Custom Containers</h2></div></div></div><p> <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Extensions for Custom Containers</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; C++&#10; , &#10; library&#10; , &#10; profile&#10; "/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="profile_mode.html" title="Chapter 19. Profile Mode"/><link rel="prev" href="bk01pt03ch19s02.html" title="Design"/><link rel="next" href="bk01pt03ch19s04.html" title="Empirical Cost Model"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Extensions for Custom Containers</th></tr><tr><td align="left"><a accesskey="p" href="bk01pt03ch19s02.html">Prev</a> </td><th width="60%" align="center">Chapter 19. Profile Mode</th><td align="right"> <a accesskey="n" href="bk01pt03ch19s04.html">Next</a></td></tr></table><hr/></div><div class="section" title="Extensions for Custom Containers"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.profile_mode.api"/>Extensions for Custom Containers</h2></div></div></div><p>
Many large projects use their own data structures instead of the ones in the Many large projects use their own data structures instead of the ones in the
standard library. If these data structures are similar in functionality standard library. If these data structures are similar in functionality
to the standard library, they can be instrumented with the same hooks to the standard library, they can be instrumented with the same hooks
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<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Empirical Cost Model</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; C++&#10; , &#10; library&#10; , &#10; profile&#10; "/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="profile_mode.html" title="Chapter 19. Profile Mode"/><link rel="prev" href="bk01pt03ch19s03.html" title="Extensions for Custom Containers"/><link rel="next" href="bk01pt03ch19s05.html" title="Implementation Issues"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Empirical Cost Model</th></tr><tr><td align="left"><a accesskey="p" href="bk01pt03ch19s03.html">Prev</a> </td><th width="60%" align="center">Chapter 19. Profile Mode</th><td align="right"> <a accesskey="n" href="bk01pt03ch19s05.html">Next</a></td></tr></table><hr/></div><div class="section" title="Empirical Cost Model"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.profile_mode.cost_model"/>Empirical Cost Model</h2></div></div></div><p> <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Empirical Cost Model</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; C++&#10; , &#10; library&#10; , &#10; profile&#10; "/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="profile_mode.html" title="Chapter 19. Profile Mode"/><link rel="prev" href="bk01pt03ch19s03.html" title="Extensions for Custom Containers"/><link rel="next" href="bk01pt03ch19s05.html" title="Implementation Issues"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Empirical Cost Model</th></tr><tr><td align="left"><a accesskey="p" href="bk01pt03ch19s03.html">Prev</a> </td><th width="60%" align="center">Chapter 19. Profile Mode</th><td align="right"> <a accesskey="n" href="bk01pt03ch19s05.html">Next</a></td></tr></table><hr/></div><div class="section" title="Empirical Cost Model"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.profile_mode.cost_model"/>Empirical Cost Model</h2></div></div></div><p>
Currently, the cost model uses formulas with predefined relative weights Currently, the cost model uses formulas with predefined relative weights
for alternative containers or container implementations. For instance, for alternative containers or container implementations. For instance,
iterating through a vector is X times faster than iterating through a list. iterating through a vector is X times faster than iterating through a list.
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd"> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Implementation Issues</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; C++&#10; , &#10; library&#10; , &#10; profile&#10; "/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="profile_mode.html" title="Chapter 19. Profile Mode"/><link rel="prev" href="bk01pt03ch19s04.html" title="Empirical Cost Model"/><link rel="next" href="bk01pt03ch19s06.html" title="Developer Information"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Implementation Issues</th></tr><tr><td align="left"><a accesskey="p" href="bk01pt03ch19s04.html">Prev</a> </td><th width="60%" align="center">Chapter 19. Profile Mode</th><td align="right"> <a accesskey="n" href="bk01pt03ch19s06.html">Next</a></td></tr></table><hr/></div><div class="section" title="Implementation Issues"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.profile_mode.implementation"/>Implementation Issues</h2></div></div></div><div class="section" title="Stack Traces"><div class="titlepage"><div><div><h3 class="title"><a id="manual.ext.profile_mode.implementation.stack"/>Stack Traces</h3></div></div></div><p> <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Implementation Issues</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; C++&#10; , &#10; library&#10; , &#10; profile&#10; "/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="profile_mode.html" title="Chapter 19. Profile Mode"/><link rel="prev" href="bk01pt03ch19s04.html" title="Empirical Cost Model"/><link rel="next" href="bk01pt03ch19s06.html" title="Developer Information"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Implementation Issues</th></tr><tr><td align="left"><a accesskey="p" href="bk01pt03ch19s04.html">Prev</a> </td><th width="60%" align="center">Chapter 19. Profile Mode</th><td align="right"> <a accesskey="n" href="bk01pt03ch19s06.html">Next</a></td></tr></table><hr/></div><div class="section" title="Implementation Issues"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.profile_mode.implementation"/>Implementation Issues</h2></div></div></div><div class="section" title="Stack Traces"><div class="titlepage"><div><div><h3 class="title"><a id="manual.ext.profile_mode.implementation.stack"/>Stack Traces</h3></div></div></div><p>
Accurate stack traces are needed during profiling since we group events by Accurate stack traces are needed during profiling since we group events by
call context and dynamic instance. Without accurate traces, diagnostics call context and dynamic instance. Without accurate traces, diagnostics
may be hard to interpret. For instance, when giving advice to the user may be hard to interpret. For instance, when giving advice to the user
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd"> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Developer Information</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; C++&#10; , &#10; library&#10; , &#10; profile&#10; "/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="profile_mode.html" title="Chapter 19. Profile Mode"/><link rel="prev" href="bk01pt03ch19s05.html" title="Implementation Issues"/><link rel="next" href="bk01pt03ch19s07.html" title="Diagnostics"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Developer Information</th></tr><tr><td align="left"><a accesskey="p" href="bk01pt03ch19s05.html">Prev</a> </td><th width="60%" align="center">Chapter 19. Profile Mode</th><td align="right"> <a accesskey="n" href="bk01pt03ch19s07.html">Next</a></td></tr></table><hr/></div><div class="section" title="Developer Information"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.profile_mode.developer"/>Developer Information</h2></div></div></div><div class="section" title="Big Picture"><div class="titlepage"><div><div><h3 class="title"><a id="manual.ext.profile_mode.developer.bigpic"/>Big Picture</h3></div></div></div><p>The profile mode headers are included with <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Developer Information</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; C++&#10; , &#10; library&#10; , &#10; profile&#10; "/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="profile_mode.html" title="Chapter 19. Profile Mode"/><link rel="prev" href="bk01pt03ch19s05.html" title="Implementation Issues"/><link rel="next" href="bk01pt03ch19s07.html" title="Diagnostics"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Developer Information</th></tr><tr><td align="left"><a accesskey="p" href="bk01pt03ch19s05.html">Prev</a> </td><th width="60%" align="center">Chapter 19. Profile Mode</th><td align="right"> <a accesskey="n" href="bk01pt03ch19s07.html">Next</a></td></tr></table><hr/></div><div class="section" title="Developer Information"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.profile_mode.developer"/>Developer Information</h2></div></div></div><div class="section" title="Big Picture"><div class="titlepage"><div><div><h3 class="title"><a id="manual.ext.profile_mode.developer.bigpic"/>Big Picture</h3></div></div></div><p>The profile mode headers are included with
<code class="code">-D_GLIBCXX_PROFILE</code> through preprocessor directives in <code class="code">-D_GLIBCXX_PROFILE</code> through preprocessor directives in
<code class="code">include/std/*</code>. <code class="code">include/std/*</code>.
</p><p>Instrumented implementations are provided in </p><p>Instrumented implementations are provided in
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<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Diagnostics</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; C++&#10; , &#10; library&#10; , &#10; profile&#10; "/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="profile_mode.html" title="Chapter 19. Profile Mode"/><link rel="prev" href="bk01pt03ch19s06.html" title="Developer Information"/><link rel="next" href="ext_allocators.html" title="Chapter 20. Allocators"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Diagnostics</th></tr><tr><td align="left"><a accesskey="p" href="bk01pt03ch19s06.html">Prev</a> </td><th width="60%" align="center">Chapter 19. Profile Mode</th><td align="right"> <a accesskey="n" href="ext_allocators.html">Next</a></td></tr></table><hr/></div><div class="section" title="Diagnostics"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.profile_mode.diagnostics"/>Diagnostics</h2></div></div></div><p> <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Diagnostics</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; C++&#10; , &#10; library&#10; , &#10; profile&#10; "/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="profile_mode.html" title="Chapter 19. Profile Mode"/><link rel="prev" href="bk01pt03ch19s06.html" title="Developer Information"/><link rel="next" href="ext_allocators.html" title="Chapter 20. Allocators"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Diagnostics</th></tr><tr><td align="left"><a accesskey="p" href="bk01pt03ch19s06.html">Prev</a> </td><th width="60%" align="center">Chapter 19. Profile Mode</th><td align="right"> <a accesskey="n" href="ext_allocators.html">Next</a></td></tr></table><hr/></div><div class="section" title="Diagnostics"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.profile_mode.diagnostics"/>Diagnostics</h2></div></div></div><p>
The table below presents all the diagnostics we intend to implement. The table below presents all the diagnostics we intend to implement.
Each diagnostic has a corresponding compile time switch Each diagnostic has a corresponding compile time switch
<code class="code">-D_GLIBCXX_PROFILE_&lt;diagnostic&gt;</code>. <code class="code">-D_GLIBCXX_PROFILE_&lt;diagnostic&gt;</code>.
...@@ -18,7 +18,7 @@ ...@@ -18,7 +18,7 @@
A high accuracy means that the diagnostic is unlikely to be wrong. A high accuracy means that the diagnostic is unlikely to be wrong.
These grades are not perfect. They are just meant to guide users with These grades are not perfect. They are just meant to guide users with
specific needs or time budgets. specific needs or time budgets.
</p><div class="table"><a id="id490412"/><p class="title"><strong>Table 19.2. Profile Diagnostics</strong></p><div class="table-contents"><table summary="Profile Diagnostics" border="1"><colgroup><col style="text-align: left" class="c1"/><col style="text-align: left" class="c2"/><col style="text-align: left" class="c3"/><col style="text-align: left" class="c4"/><col style="text-align: left" class="c5"/><col style="text-align: left" class="c6"/><col style="text-align: left" class="c7"/></colgroup><thead><tr><th style="text-align: left">Group</th><th style="text-align: left">Flag</th><th style="text-align: left">Benefit</th><th style="text-align: left">Cost</th><th style="text-align: left">Freq.</th><th style="text-align: left">Implemented</th><td class="auto-generated"> </td></tr></thead><tbody><tr><td style="text-align: left"><a class="link" href="bk01pt03ch19s07.html#manual.ext.profile_mode.analysis.containers" title="Containers"> </p><div class="table"><a id="id607953"/><p class="title"><b>Table 19.2. Profile Diagnostics</b></p><div class="table-contents"><table summary="Profile Diagnostics" border="1"><colgroup><col style="text-align: left"/><col style="text-align: left"/><col style="text-align: left"/><col style="text-align: left"/><col style="text-align: left"/><col style="text-align: left"/><col style="text-align: left"/></colgroup><thead><tr><th style="text-align: left">Group</th><th style="text-align: left">Flag</th><th style="text-align: left">Benefit</th><th style="text-align: left">Cost</th><th style="text-align: left">Freq.</th><th style="text-align: left">Implemented</th><td class="auto-generated"> </td></tr></thead><tbody><tr><td style="text-align: left"><a class="link" href="bk01pt03ch19s07.html#manual.ext.profile_mode.analysis.containers" title="Containers">
CONTAINERS</a></td><td style="text-align: left"><a class="link" href="bk01pt03ch19s07.html#manual.ext.profile_mode.analysis.hashtable_too_small" title="Hashtable Too Small"> CONTAINERS</a></td><td style="text-align: left"><a class="link" href="bk01pt03ch19s07.html#manual.ext.profile_mode.analysis.hashtable_too_small" title="Hashtable Too Small">
HASHTABLE_TOO_SMALL</a></td><td style="text-align: left">10</td><td style="text-align: left">1</td><td style="text-align: left"> </td><td style="text-align: left">10</td><td style="text-align: left">yes</td></tr><tr><td style="text-align: left"> </td><td style="text-align: left"><a class="link" href="bk01pt03ch19s07.html#manual.ext.profile_mode.analysis.hashtable_too_large" title="Hashtable Too Large"> HASHTABLE_TOO_SMALL</a></td><td style="text-align: left">10</td><td style="text-align: left">1</td><td style="text-align: left"> </td><td style="text-align: left">10</td><td style="text-align: left">yes</td></tr><tr><td style="text-align: left"> </td><td style="text-align: left"><a class="link" href="bk01pt03ch19s07.html#manual.ext.profile_mode.analysis.hashtable_too_large" title="Hashtable Too Large">
HASHTABLE_TOO_LARGE</a></td><td style="text-align: left">5</td><td style="text-align: left">1</td><td style="text-align: left"> </td><td style="text-align: left">10</td><td style="text-align: left">yes</td></tr><tr><td style="text-align: left"> </td><td style="text-align: left"><a class="link" href="bk01pt03ch19s07.html#manual.ext.profile_mode.analysis.inefficient_hash" title="Inefficient Hash"> HASHTABLE_TOO_LARGE</a></td><td style="text-align: left">5</td><td style="text-align: left">1</td><td style="text-align: left"> </td><td style="text-align: left">10</td><td style="text-align: left">yes</td></tr><tr><td style="text-align: left"> </td><td style="text-align: left"><a class="link" href="bk01pt03ch19s07.html#manual.ext.profile_mode.analysis.inefficient_hash" title="Inefficient Hash">
...@@ -375,9 +375,9 @@ foo.cc:1: advice: Change "list" to "forward_list". ...@@ -375,9 +375,9 @@ foo.cc:1: advice: Change "list" to "forward_list".
Quick Sort for a particular call context. Quick Sort for a particular call context.
</p></li><li class="listitem"><p><span class="emphasis"><em>Fundamentals:</em></span> </p></li><li class="listitem"><p><span class="emphasis"><em>Fundamentals:</em></span>
See papers: See papers:
<a class="link" href="http://portal.acm.org/citation.cfm?doid=1065944.1065981"> <a class="link" href="http://portal.acm.org/citation.cfm?doid=1065944.1065981" target="">
A framework for adaptive algorithm selection in STAPL</a> and A framework for adaptive algorithm selection in STAPL</a> and
<a class="link" href="http://ieeexplore.ieee.org/search/wrapper.jsp?arnumber=4228227"> <a class="link" href="http://ieeexplore.ieee.org/search/wrapper.jsp?arnumber=4228227" target="">
Optimizing Sorting with Machine Learning Algorithms</a>. Optimizing Sorting with Machine Learning Algorithms</a>.
</p></li><li class="listitem"><p><span class="emphasis"><em>Sample runtime reduction:</em></span>60%. </p></li><li class="listitem"><p><span class="emphasis"><em>Sample runtime reduction:</em></span>60%.
</p></li><li class="listitem"><p><span class="emphasis"><em>Recommendation:</em></span> Change sort algorithm </p></li><li class="listitem"><p><span class="emphasis"><em>Recommendation:</em></span> Change sort algorithm
...@@ -442,7 +442,7 @@ foo.cc:7: advice: Insert prefetch instruction. ...@@ -442,7 +442,7 @@ foo.cc:7: advice: Insert prefetch instruction.
</p></li><li class="listitem"><p><span class="emphasis"><em>Fundamentals:</em></span>Allocation can be tuned </p></li><li class="listitem"><p><span class="emphasis"><em>Fundamentals:</em></span>Allocation can be tuned
to a specific traversal pattern, to result in better data locality. to a specific traversal pattern, to result in better data locality.
See paper: See paper:
<a class="link" href="http://www.springerlink.com/content/8085744l00x72662/"> <a class="link" href="http://www.springerlink.com/content/8085744l00x72662/" target="">
Custom Memory Allocation for Free</a>. Custom Memory Allocation for Free</a>.
</p></li><li class="listitem"><p><span class="emphasis"><em>Sample runtime reduction:</em></span>30%. </p></li><li class="listitem"><p><span class="emphasis"><em>Sample runtime reduction:</em></span>30%.
</p></li><li class="listitem"><p><span class="emphasis"><em>Recommendation:</em></span> </p></li><li class="listitem"><p><span class="emphasis"><em>Recommendation:</em></span>
...@@ -501,7 +501,7 @@ the allocation sequence or switching to a structure conscious allocator. ...@@ -501,7 +501,7 @@ the allocation sequence or switching to a structure conscious allocator.
Keep a shadow for each container. Record iterator dereferences and Keep a shadow for each container. Record iterator dereferences and
container member accesses. Issue advice for elements referenced by container member accesses. Issue advice for elements referenced by
multiple threads. multiple threads.
See paper: <a class="link" href="http://portal.acm.org/citation.cfm?id=207110.207148"> See paper: <a class="link" href="http://portal.acm.org/citation.cfm?id=207110.207148" target="">
The LRPD test: speculative run-time parallelization of loops with The LRPD test: speculative run-time parallelization of loops with
privatization and reduction parallelization</a>. privatization and reduction parallelization</a>.
</p></li><li class="listitem"><p><span class="emphasis"><em>Cost model:</em></span> </p></li><li class="listitem"><p><span class="emphasis"><em>Cost model:</em></span>
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd"> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml"><head><title>HP/SGI</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="ext_containers.html" title="Chapter 21. Containers"/><link rel="prev" href="ext_containers.html" title="Chapter 21. Containers"/><link rel="next" href="bk01pt03ch21s03.html" title="Deprecated HP/SGI"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">HP/SGI</th></tr><tr><td align="left"><a accesskey="p" href="ext_containers.html">Prev</a> </td><th width="60%" align="center">Chapter 21. Containers</th><td align="right"> <a accesskey="n" href="bk01pt03ch21s03.html">Next</a></td></tr></table><hr/></div><div class="section" title="HP/SGI"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.containers.sgi"/>HP/SGI</h2></div></div></div><p> <html xmlns="http://www.w3.org/1999/xhtml"><head><title>HP/SGI</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="ext_containers.html" title="Chapter 21. Containers"/><link rel="prev" href="ext_containers.html" title="Chapter 21. Containers"/><link rel="next" href="bk01pt03ch21s03.html" title="Deprecated HP/SGI"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">HP/SGI</th></tr><tr><td align="left"><a accesskey="p" href="ext_containers.html">Prev</a> </td><th width="60%" align="center">Chapter 21. Containers</th><td align="right"> <a accesskey="n" href="bk01pt03ch21s03.html">Next</a></td></tr></table><hr/></div><div class="section" title="HP/SGI"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.containers.sgi"/>HP/SGI</h2></div></div></div><p>
</p><p>A few extensions and nods to backwards-compatibility have been made with </p><p>A few extensions and nods to backwards-compatibility have been made with
containers. Those dealing with older SGI-style allocators are dealt with containers. Those dealing with older SGI-style allocators are dealt with
elsewhere. The remaining ones all deal with bits: elsewhere. The remaining ones all deal with bits:
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd"> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Deprecated HP/SGI</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="ext_containers.html" title="Chapter 21. Containers"/><link rel="prev" href="bk01pt03ch21s02.html" title="HP/SGI"/><link rel="next" href="ext_utilities.html" title="Chapter 22. Utilities"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Deprecated HP/SGI</th></tr><tr><td align="left"><a accesskey="p" href="bk01pt03ch21s02.html">Prev</a> </td><th width="60%" align="center">Chapter 21. Containers</th><td align="right"> <a accesskey="n" href="ext_utilities.html">Next</a></td></tr></table><hr/></div><div class="section" title="Deprecated HP/SGI"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.containers.deprecated_sgi"/>Deprecated HP/SGI</h2></div></div></div><p> <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Deprecated HP/SGI</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="ext_containers.html" title="Chapter 21. Containers"/><link rel="prev" href="bk01pt03ch21s02.html" title="HP/SGI"/><link rel="next" href="ext_utilities.html" title="Chapter 22. Utilities"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Deprecated HP/SGI</th></tr><tr><td align="left"><a accesskey="p" href="bk01pt03ch21s02.html">Prev</a> </td><th width="60%" align="center">Chapter 21. Containers</th><td align="right"> <a accesskey="n" href="ext_utilities.html">Next</a></td></tr></table><hr/></div><div class="section" title="Deprecated HP/SGI"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.containers.deprecated_sgi"/>Deprecated HP/SGI</h2></div></div></div><p>
The SGI hashing classes <code class="classname">hash_set</code> and The SGI hashing classes <code class="classname">hash_set</code> and
<code class="classname">hash_set</code> have been deprecated by the <code class="classname">hash_set</code> have been deprecated by the
unordered_set, unordered_multiset, unordered_map, unordered_set, unordered_multiset, unordered_map,
...@@ -25,12 +25,12 @@ ...@@ -25,12 +25,12 @@
sets. sets.
</p><p>Each of the associative containers map, multimap, set, and multiset </p><p>Each of the associative containers map, multimap, set, and multiset
have a counterpart which uses a have a counterpart which uses a
<a class="link" href="http://www.sgi.com/tech/stl/HashFunction.html">hashing <a class="link" href="http://www.sgi.com/tech/stl/HashFunction.html" target="">hashing
function</a> to do the arranging, instead of a strict weak ordering function</a> to do the arranging, instead of a strict weak ordering
function. The classes take as one of their template parameters a function. The classes take as one of their template parameters a
function object that will return the hash value; by default, an function object that will return the hash value; by default, an
instantiation of instantiation of
<a class="link" href="http://www.sgi.com/tech/stl/hash.html">hash</a>. <a class="link" href="http://www.sgi.com/tech/stl/hash.html" target="">hash</a>.
You should specialize this functor for your class, or define your own, You should specialize this functor for your class, or define your own,
before trying to use one of the hashing classes. before trying to use one of the hashing classes.
</p><p>The hashing classes support all the usual associative container </p><p>The hashing classes support all the usual associative container
......
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd"> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Implementation</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="ext_concurrency.html" title="Chapter 28. Concurrency"/><link rel="prev" href="ext_concurrency.html" title="Chapter 28. Concurrency"/><link rel="next" href="bk01pt03ch28s03.html" title="Use"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Implementation</th></tr><tr><td align="left"><a accesskey="p" href="ext_concurrency.html">Prev</a> </td><th width="60%" align="center">Chapter 28. Concurrency</th><td align="right"> <a accesskey="n" href="bk01pt03ch28s03.html">Next</a></td></tr></table><hr/></div><div class="section" title="Implementation"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.concurrency.impl"/>Implementation</h2></div></div></div><div class="section" title="Using Builtin Atomic Functions"><div class="titlepage"><div><div><h3 class="title"><a id="manual.ext.concurrency.impl.atomic_fallbacks"/>Using Builtin Atomic Functions</h3></div></div></div><p>The functions for atomic operations described above are either <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Implementation</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="ext_concurrency.html" title="Chapter 28. Concurrency"/><link rel="prev" href="ext_concurrency.html" title="Chapter 28. Concurrency"/><link rel="next" href="bk01pt03ch28s03.html" title="Use"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Implementation</th></tr><tr><td align="left"><a accesskey="p" href="ext_concurrency.html">Prev</a> </td><th width="60%" align="center">Chapter 28. Concurrency</th><td align="right"> <a accesskey="n" href="bk01pt03ch28s03.html">Next</a></td></tr></table><hr/></div><div class="section" title="Implementation"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.concurrency.impl"/>Implementation</h2></div></div></div><div class="section" title="Using Builtin Atomic Functions"><div class="titlepage"><div><div><h3 class="title"><a id="manual.ext.concurrency.impl.atomic_fallbacks"/>Using Builtin Atomic Functions</h3></div></div></div><p>The functions for atomic operations described above are either
implemented via compiler intrinsics (if the underlying host is implemented via compiler intrinsics (if the underlying host is
capable) or by library fallbacks.</p><p>Compiler intrinsics (builtins) are always preferred. However, as capable) or by library fallbacks.</p><p>Compiler intrinsics (builtins) are always preferred. However, as
the compiler builtins for atomics are not universally implemented, the compiler builtins for atomics are not universally implemented,
...@@ -23,7 +23,7 @@ non-ancient x86 hardware, <code class="code">-march=native</code> usually does t ...@@ -23,7 +23,7 @@ non-ancient x86 hardware, <code class="code">-march=native</code> usually does t
trick.</p><p> For hosts without compiler intrinsics, but with capable trick.</p><p> For hosts without compiler intrinsics, but with capable
hardware, hand-crafted assembly is selected. This is the case for the following hosts: hardware, hand-crafted assembly is selected. This is the case for the following hosts:
</p><div class="itemizedlist"><ul class="itemizedlist"><li class="listitem"><p>cris</p></li><li class="listitem"><p>hppa</p></li><li class="listitem"><p>i386</p></li><li class="listitem"><p>i486</p></li><li class="listitem"><p>m48k</p></li><li class="listitem"><p>mips</p></li><li class="listitem"><p>sparc</p></li></ul></div><p>And for the rest, a simulated atomic lock via pthreads. </p><div class="itemizedlist"><ul class="itemizedlist"><li class="listitem"><p>cris</p></li><li class="listitem"><p>hppa</p></li><li class="listitem"><p>i386</p></li><li class="listitem"><p>i486</p></li><li class="listitem"><p>m48k</p></li><li class="listitem"><p>mips</p></li><li class="listitem"><p>sparc</p></li></ul></div><p>And for the rest, a simulated atomic lock via pthreads.
</p><p> Detailed information about compiler intrinsics for atomic operations can be found in the GCC <a class="link" href="http://gcc.gnu.org/onlinedocs/gcc/Atomic-Builtins.html"> documentation</a>. </p><p> Detailed information about compiler intrinsics for atomic operations can be found in the GCC <a class="link" href="http://gcc.gnu.org/onlinedocs/gcc/Atomic-Builtins.html" target=""> documentation</a>.
</p><p> More details on the library fallbacks from the porting <a class="link" href="internals.html#internals.thread_safety" title="Thread Safety">section</a>. </p><p> More details on the library fallbacks from the porting <a class="link" href="internals.html#internals.thread_safety" title="Thread Safety">section</a>.
</p></div><div class="section" title="Thread Abstraction"><div class="titlepage"><div><div><h3 class="title"><a id="manual.ext.concurrency.impl.thread"/>Thread Abstraction</h3></div></div></div><p>A thin layer above IEEE 1003.1 (i.e. pthreads) is used to abstract </p></div><div class="section" title="Thread Abstraction"><div class="titlepage"><div><div><h3 class="title"><a id="manual.ext.concurrency.impl.thread"/>Thread Abstraction</h3></div></div></div><p>A thin layer above IEEE 1003.1 (i.e. pthreads) is used to abstract
the thread interface for GCC. This layer is called "gthread," and is the thread interface for GCC. This layer is called "gthread," and is
...@@ -33,7 +33,7 @@ a POSIX-like interface. ...@@ -33,7 +33,7 @@ a POSIX-like interface.
the current host. In libstdc++ implementation files, the current host. In libstdc++ implementation files,
&lt;bits/gthr.h&gt; is used to select the proper gthreads file. &lt;bits/gthr.h&gt; is used to select the proper gthreads file.
</p><p>Within libstdc++ sources, all calls to underlying thread functionality </p><p>Within libstdc++ sources, all calls to underlying thread functionality
use this layer. More detail as to the specific interface can be found in the source <a class="link" href="http://gcc.gnu.org/onlinedocs/libstdc++/latest-doxygen/a00883_source.html">documentation</a>. use this layer. More detail as to the specific interface can be found in the source <a class="link" href="http://gcc.gnu.org/onlinedocs/libstdc++/latest-doxygen/a00883_source.html" target="">documentation</a>.
</p><p>By design, the gthread layer is interoperable with the types, </p><p>By design, the gthread layer is interoperable with the types,
functions, and usage found in the usual &lt;pthread.h&gt; file, functions, and usage found in the usual &lt;pthread.h&gt; file,
including <code class="code">pthread_t</code>, <code class="code">pthread_once_t</code>, <code class="code">pthread_create</code>, including <code class="code">pthread_t</code>, <code class="code">pthread_once_t</code>, <code class="code">pthread_create</code>,
......
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<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Use</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="ext_concurrency.html" title="Chapter 28. Concurrency"/><link rel="prev" href="bk01pt03ch28s02.html" title="Implementation"/><link rel="next" href="bk01pt04.html" title="Part IV.  Appendices"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Use</th></tr><tr><td align="left"><a accesskey="p" href="bk01pt03ch28s02.html">Prev</a> </td><th width="60%" align="center">Chapter 28. Concurrency</th><td align="right"> <a accesskey="n" href="bk01pt04.html">Next</a></td></tr></table><hr/></div><div class="section" title="Use"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.concurrency.use"/>Use</h2></div></div></div><p>Typical usage of the last two constructs is demonstrated as follows: <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Use</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="ext_concurrency.html" title="Chapter 28. Concurrency"/><link rel="prev" href="bk01pt03ch28s02.html" title="Implementation"/><link rel="next" href="bk01pt04.html" title="Part IV.  Appendices"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Use</th></tr><tr><td align="left"><a accesskey="p" href="bk01pt03ch28s02.html">Prev</a> </td><th width="60%" align="center">Chapter 28. Concurrency</th><td align="right"> <a accesskey="n" href="bk01pt04.html">Next</a></td></tr></table><hr/></div><div class="section" title="Use"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.concurrency.use"/>Use</h2></div></div></div><p>Typical usage of the last two constructs is demonstrated as follows:
</p><pre class="programlisting"> </p><pre class="programlisting">
#include &lt;ext/concurrence.h&gt; #include &lt;ext/concurrence.h&gt;
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Extensions Extensions
</th><td align="right"> <a accesskey="n" href="ext_compile_checks.html">Next</a></td></tr></table><hr/></div><div class="preface"><div class="titlepage"><div><div><h1 class="title"><a id="id484912"/></h1></div></div></div><p> </th><td align="right"> <a accesskey="n" href="ext_compile_checks.html">Next</a></td></tr></table><hr/></div><div class="preface"><div class="titlepage"><div><div><h1 class="title"><a id="id602454"/></h1></div></div></div><p>
Here we will make an attempt at describing the non-Standard extensions to Here we will make an attempt at describing the non-Standard extensions to
the library. Some of these are from SGI's STL, some of these are GNU's, the library. Some of these are from SGI's STL, some of these are GNU's,
and some just seemed to appear on the doorstep. and some just seemed to appear on the doorstep.
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Appendices Appendices
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Appendices Appendices
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Contributing Contributing
</a></span></dt><dd><dl><dt><span class="section"><a href="appendix_contributing.html#contrib.list">Contributor Checklist</a></span></dt><dd><dl><dt><span class="section"><a href="appendix_contributing.html#list.reading">Reading</a></span></dt><dt><span class="section"><a href="appendix_contributing.html#list.copyright">Assignment</a></span></dt><dt><span class="section"><a href="appendix_contributing.html#list.getting">Getting Sources</a></span></dt><dt><span class="section"><a href="appendix_contributing.html#list.patches">Submitting Patches</a></span></dt></dl></dd><dt><span class="section"><a href="source_organization.html">Directory Layout and Source Conventions</a></span></dt><dt><span class="section"><a href="source_code_style.html">Coding Style</a></span></dt><dd><dl><dt><span class="section"><a href="source_code_style.html#coding_style.bad_identifiers">Bad Identifiers</a></span></dt><dt><span class="section"><a href="source_code_style.html#coding_style.example">By Example</a></span></dt></dl></dd><dt><span class="section"><a href="source_design_notes.html">Design Notes</a></span></dt></dl></dd><dt><span class="appendix"><a href="appendix_porting.html">B. </a></span></dt><dd><dl><dt><span class="section"><a href="appendix_contributing.html#contrib.list">Contributor Checklist</a></span></dt><dd><dl><dt><span class="section"><a href="appendix_contributing.html#list.reading">Reading</a></span></dt><dt><span class="section"><a href="appendix_contributing.html#list.copyright">Assignment</a></span></dt><dt><span class="section"><a href="appendix_contributing.html#list.getting">Getting Sources</a></span></dt><dt><span class="section"><a href="appendix_contributing.html#list.patches">Submitting Patches</a></span></dt></dl></dd><dt><span class="section"><a href="source_organization.html">Directory Layout and Source Conventions</a></span></dt><dt><span class="section"><a href="source_code_style.html">Coding Style</a></span></dt><dd><dl><dt><span class="section"><a href="source_code_style.html#coding_style.bad_identifiers">Bad Identifiers</a></span></dt><dt><span class="section"><a href="source_code_style.html#coding_style.example">By Example</a></span></dt></dl></dd><dt><span class="section"><a href="source_design_notes.html">Design Notes</a></span></dt></dl></dd><dt><span class="appendix"><a href="appendix_porting.html">B.
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<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Chapter 15.  Concurrency</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; , &#10; mutex&#10; , &#10; thread&#10; , &#10; future&#10; , &#10; condition_variable&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="bk01pt02.html" title="Part II.  Standard Contents"/><link rel="prev" href="atomics.html" title="Chapter 14.  Atomics"/><link rel="next" href="extensions.html" title="Part III.  Extensions"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 15.  <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Chapter 15.  Concurrency</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; , &#10; mutex&#10; , &#10; thread&#10; , &#10; future&#10; , &#10; condition_variable&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="bk01pt02.html" title="Part II.  Standard Contents"/><link rel="prev" href="atomics.html" title="Chapter 14.  Atomics"/><link rel="next" href="extensions.html" title="Part III.  Extensions"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 15. 
Concurrency Concurrency
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Concurrency Concurrency
<a id="id484728" class="indexterm"/> <a id="id602270" class="indexterm"/>
</h2></div></div></div><div class="toc"><p><strong>Table of Contents</strong></p><dl><dt><span class="section"><a href="concurrency.html#std.concurrency.api">API Reference</a></span></dt></dl></div><p> </h1></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="section"><a href="concurrency.html#std.concurrency.api">API Reference</a></span></dt></dl></div><p>
Facilities for concurrent operation, and control thereof. Facilities for concurrent operation, and control thereof.
</p><div class="section" title="API Reference"><div class="titlepage"><div><div><h2 class="title"><a id="std.concurrency.api"/>API Reference</h2></div></div></div><p> </p><div class="section" title="API Reference"><div class="titlepage"><div><div><h2 class="title"><a id="std.concurrency.api"/>API Reference</h2></div></div></div><p>
All items are declared in one of four standard header files. All items are declared in one of four standard header files.
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<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Configure</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; configure&#10; , &#10; options&#10; "/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="setup.html" title="Chapter 2. Setup"/><link rel="prev" href="setup.html" title="Chapter 2. Setup"/><link rel="next" href="make.html" title="Make"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Configure</th></tr><tr><td align="left"><a accesskey="p" href="setup.html">Prev</a> </td><th width="60%" align="center">Chapter 2. Setup</th><td align="right"> <a accesskey="n" href="make.html">Next</a></td></tr></table><hr/></div><div class="section" title="Configure"><div class="titlepage"><div><div><h2 class="title"><a id="manual.intro.setup.configure"/>Configure</h2></div></div></div><p> <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Configure</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; configure&#10; , &#10; options&#10; "/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="setup.html" title="Chapter 2. Setup"/><link rel="prev" href="setup.html" title="Chapter 2. Setup"/><link rel="next" href="make.html" title="Make"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Configure</th></tr><tr><td align="left"><a accesskey="p" href="setup.html">Prev</a> </td><th width="60%" align="center">Chapter 2. Setup</th><td align="right"> <a accesskey="n" href="make.html">Next</a></td></tr></table><hr/></div><div class="section" title="Configure"><div class="titlepage"><div><div><h2 class="title"><a id="manual.intro.setup.configure"/>Configure</h2></div></div></div><p>
When configuring libstdc++, you'll have to configure the entire When configuring libstdc++, you'll have to configure the entire
<span class="emphasis"><em>gccsrcdir</em></span> directory. Consider using the <span class="emphasis"><em>gccsrcdir</em></span> directory. Consider using the
toplevel gcc configuration option toplevel gcc configuration option
...@@ -10,7 +10,7 @@ ...@@ -10,7 +10,7 @@
Here are all of the configure options specific to libstdc++. Keep Here are all of the configure options specific to libstdc++. Keep
in mind that in mind that
<a class="link" href="http://sourceware.org/autobook/autobook/autobook_14.html">they <a class="link" href="http://sourceware.org/autobook/autobook/autobook_14.html" target="">they
all have opposite forms as well</a> (enable/disable and all have opposite forms as well</a> (enable/disable and
with/without). The defaults are for the <span class="emphasis"><em>current with/without). The defaults are for the <span class="emphasis"><em>current
development sources</em></span>, which may be different than those development sources</em></span>, which may be different than those
...@@ -53,7 +53,7 @@ ...@@ -53,7 +53,7 @@
choices are 'ieee_1003.1-2001' to specify an X/Open, Standard Unix choices are 'ieee_1003.1-2001' to specify an X/Open, Standard Unix
(IEEE Std. 1003.1-2001) model based on langinfo/iconv/catgets, (IEEE Std. 1003.1-2001) model based on langinfo/iconv/catgets,
'gnu' to specify a model based on functionality from the GNU C 'gnu' to specify a model based on functionality from the GNU C
library (langinfo/iconv/gettext) (from <a class="link" href="http://sources.redhat.com/glibc/">glibc</a>, the GNU C library (langinfo/iconv/gettext) (from <a class="link" href="http://sources.redhat.com/glibc/" target="">glibc</a>, the GNU C
library), or 'generic' to use a generic "C" library), or 'generic' to use a generic "C"
abstraction which consists of "C" locale info. abstraction which consists of "C" locale info.
</p><p>If not explicitly specified, the configure proccess tries </p><p>If not explicitly specified, the configure proccess tries
...@@ -80,7 +80,7 @@ ...@@ -80,7 +80,7 @@
(described next). (described next).
</p></dd><dt><span class="term"><code class="code">--enable-threads=OPTION</code></span></dt><dd><p>Select a threading library. A full description is </p></dd><dt><span class="term"><code class="code">--enable-threads=OPTION</code></span></dt><dd><p>Select a threading library. A full description is
given in the given in the
general <a class="link" href="http://gcc.gnu.org/install/configure.html">compiler general <a class="link" href="http://gcc.gnu.org/install/configure.html" target="">compiler
configuration instructions</a>. This option can change the configuration instructions</a>. This option can change the
library ABI. library ABI.
</p></dd><dt><span class="term"><code class="code">--enable-libstdcxx-debug</code></span></dt><dd><p>Build separate debug libraries in addition to what is normally built. </p></dd><dt><span class="term"><code class="code">--enable-libstdcxx-debug</code></span></dt><dd><p>Build separate debug libraries in addition to what is normally built.
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<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Chapter 9.  Containers</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="bk01pt02.html" title="Part II.  Standard Contents"/><link rel="prev" href="facets.html" title="Facets"/><link rel="next" href="associative.html" title="Associative"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 9.  <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Chapter 9.  Containers</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="bk01pt02.html" title="Part II.  Standard Contents"/><link rel="prev" href="facets.html" title="Facets"/><link rel="next" href="associative.html" title="Associative"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 9. 
Containers Containers
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Containers Containers
<a id="id481776" class="indexterm"/> <a id="id599317" class="indexterm"/>
</h2></div></div></div><div class="toc"><p><strong>Table of Contents</strong></p><dl><dt><span class="section"><a href="containers.html#std.containers.sequences">Sequences</a></span></dt><dd><dl><dt><span class="section"><a href="containers.html#containers.sequences.list">list</a></span></dt><dt><span class="section"><a href="containers.html#containers.sequences.vector">vector</a></span></dt></dl></dd><dt><span class="section"><a href="associative.html">Associative</a></span></dt><dd><dl><dt><span class="section"><a href="associative.html#containers.associative.insert_hints">Insertion Hints</a></span></dt><dt><span class="section"><a href="associative.html#containers.associative.bitset">bitset</a></span></dt></dl></dd><dt><span class="section"><a href="containers_and_c.html">Interacting with C</a></span></dt><dd><dl><dt><span class="section"><a href="containers_and_c.html#containers.c.vs_array">Containers vs. Arrays</a></span></dt></dl></dd></dl></div><div class="section" title="Sequences"><div class="titlepage"><div><div><h2 class="title"><a id="std.containers.sequences"/>Sequences</h2></div></div></div><div class="section" title="list"><div class="titlepage"><div><div><h3 class="title"><a id="containers.sequences.list"/>list</h3></div></div></div><div class="section" title="list::size() is O(n)"><div class="titlepage"><div><div><h4 class="title"><a id="sequences.list.size"/>list::size() is O(n)</h4></div></div></div><p> </h1></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="section"><a href="containers.html#std.containers.sequences">Sequences</a></span></dt><dd><dl><dt><span class="section"><a href="containers.html#containers.sequences.list">list</a></span></dt><dt><span class="section"><a href="containers.html#containers.sequences.vector">vector</a></span></dt></dl></dd><dt><span class="section"><a href="associative.html">Associative</a></span></dt><dd><dl><dt><span class="section"><a href="associative.html#containers.associative.insert_hints">Insertion Hints</a></span></dt><dt><span class="section"><a href="associative.html#containers.associative.bitset">bitset</a></span></dt></dl></dd><dt><span class="section"><a href="containers_and_c.html">Interacting with C</a></span></dt><dd><dl><dt><span class="section"><a href="containers_and_c.html#containers.c.vs_array">Containers vs. Arrays</a></span></dt></dl></dd></dl></div><div class="section" title="Sequences"><div class="titlepage"><div><div><h2 class="title"><a id="std.containers.sequences"/>Sequences</h2></div></div></div><div class="section" title="list"><div class="titlepage"><div><div><h3 class="title"><a id="containers.sequences.list"/>list</h3></div></div></div><div class="section" title="list::size() is O(n)"><div class="titlepage"><div><div><h4 class="title"><a id="sequences.list.size"/>list::size() is O(n)</h4></div></div></div><p>
Yes it is, and that's okay. This is a decision that we preserved Yes it is, and that's okay. This is a decision that we preserved
when we imported SGI's STL implementation. The following is when we imported SGI's STL implementation. The following is
quoted from <a class="link" href="http://www.sgi.com/tech/stl/FAQ.html">their FAQ</a>: quoted from <a class="link" href="http://www.sgi.com/tech/stl/FAQ.html" target="">their FAQ</a>:
</p><div class="blockquote"><blockquote class="blockquote"><p> </p><div class="blockquote"><blockquote class="blockquote"><p>
The size() member function, for list and slist, takes time The size() member function, for list and slist, takes time
proportional to the number of elements in the list. This was a proportional to the number of elements in the list. This was a
...@@ -44,12 +44,12 @@ ...@@ -44,12 +44,12 @@
... ...
</pre></blockquote></div></div></div><div class="section" title="vector"><div class="titlepage"><div><div><h3 class="title"><a id="containers.sequences.vector"/>vector</h3></div></div></div><p> </pre></blockquote></div></div></div><div class="section" title="vector"><div class="titlepage"><div><div><h3 class="title"><a id="containers.sequences.vector"/>vector</h3></div></div></div><p>
</p><div class="section" title="Space Overhead Management"><div class="titlepage"><div><div><h4 class="title"><a id="sequences.vector.management"/>Space Overhead Management</h4></div></div></div><p> </p><div class="section" title="Space Overhead Management"><div class="titlepage"><div><div><h4 class="title"><a id="sequences.vector.management"/>Space Overhead Management</h4></div></div></div><p>
In <a class="link" href="http://gcc.gnu.org/ml/libstdc++/2002-04/msg00105.html">this In <a class="link" href="http://gcc.gnu.org/ml/libstdc++/2002-04/msg00105.html" target="">this
message to the list</a>, Daniel Kostecky announced work on an message to the list</a>, Daniel Kostecky announced work on an
alternate form of <code class="code">std::vector</code> that would support alternate form of <code class="code">std::vector</code> that would support
hints on the number of elements to be over-allocated. The design hints on the number of elements to be over-allocated. The design
was also described, along with possible implementation choices. was also described, along with possible implementation choices.
</p><p> </p><p>
The first two alpha releases were announced <a class="link" href="http://gcc.gnu.org/ml/libstdc++/2002-07/msg00048.html">here</a> The first two alpha releases were announced <a class="link" href="http://gcc.gnu.org/ml/libstdc++/2002-07/msg00048.html" target="">here</a>
and <a class="link" href="http://gcc.gnu.org/ml/libstdc++/2002-07/msg00111.html">here</a>. and <a class="link" href="http://gcc.gnu.org/ml/libstdc++/2002-07/msg00111.html" target="">here</a>.
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<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Debugging Support</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; C++&#10; , &#10; debug&#10; "/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="using.html" title="Chapter 3. Using"/><link rel="prev" href="using_exceptions.html" title="Exceptions"/><link rel="next" href="bk01pt02.html" title="Part II.  Standard Contents"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Debugging Support</th></tr><tr><td align="left"><a accesskey="p" href="using_exceptions.html">Prev</a> </td><th width="60%" align="center">Chapter 3. Using</th><td align="right"> <a accesskey="n" href="bk01pt02.html">Next</a></td></tr></table><hr/></div><div class="section" title="Debugging Support"><div class="titlepage"><div><div><h2 class="title"><a id="manual.intro.using.debug"/>Debugging Support</h2></div></div></div><p> <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Debugging Support</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; C++&#10; , &#10; debug&#10; "/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="using.html" title="Chapter 3. Using"/><link rel="prev" href="using_exceptions.html" title="Exceptions"/><link rel="next" href="bk01pt02.html" title="Part II.  Standard Contents"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Debugging Support</th></tr><tr><td align="left"><a accesskey="p" href="using_exceptions.html">Prev</a> </td><th width="60%" align="center">Chapter 3. Using</th><td align="right"> <a accesskey="n" href="bk01pt02.html">Next</a></td></tr></table><hr/></div><div class="section" title="Debugging Support"><div class="titlepage"><div><div><h2 class="title"><a id="manual.intro.using.debug"/>Debugging Support</h2></div></div></div><p>
There are numerous things that can be done to improve the ease with There are numerous things that can be done to improve the ease with
which C++ binaries are debugged when using the GNU tool chain. Here which C++ binaries are debugged when using the GNU tool chain. Here
are some of them. are some of them.
...@@ -28,7 +28,7 @@ ...@@ -28,7 +28,7 @@
platform can be identified via the value set by the platform can be identified via the value set by the
PREFERRED_DEBUGGING_TYPE macro in the gcc sources. PREFERRED_DEBUGGING_TYPE macro in the gcc sources.
</p><p> </p><p>
Many other options are available: please see <a class="link" href="http://gcc.gnu.org/onlinedocs/gcc/Debugging-Options.html#Debugging%20Options">"Options Many other options are available: please see <a class="link" href="http://gcc.gnu.org/onlinedocs/gcc/Debugging-Options.html#Debugging%20Options" target="">"Options
for Debugging Your Program"</a> in Using the GNU Compiler for Debugging Your Program"</a> in Using the GNU Compiler
Collection (GCC) for a complete list. Collection (GCC) for a complete list.
</p></div><div class="section" title="Debug Versions of Library Binary Files"><div class="titlepage"><div><div><h3 class="title"><a id="debug.req"/>Debug Versions of Library Binary Files</h3></div></div></div><p> </p></div><div class="section" title="Debug Versions of Library Binary Files"><div class="titlepage"><div><div><h3 class="title"><a id="debug.req"/>Debug Versions of Library Binary Files</h3></div></div></div><p>
...@@ -122,34 +122,37 @@ ...@@ -122,34 +122,37 @@
</p><pre class="programlisting"> </p><pre class="programlisting">
valgrind -v --num-callers=20 --leak-check=yes --leak-resolution=high --show-reachable=yes a.out valgrind -v --num-callers=20 --leak-check=yes --leak-resolution=high --show-reachable=yes a.out
</pre></div><div class="section" title="Data Race Hunting"><div class="titlepage"><div><div><h3 class="title"><a id="debug.races"/>Data Race Hunting</h3></div></div></div><p> </pre></div><div class="section" title="Data Race Hunting"><div class="titlepage"><div><div><h3 class="title"><a id="debug.races"/>Data Race Hunting</h3></div></div></div><p>
All synchronization primitives used in the library internals should be All synchronization primitives used in the library internals need to be
understood by race detectors so that they do not produce false reports. understood by race detectors so that they do not produce false reports.
</p><p> </p><p>
We use two annotations (macros) to explain low-level synchronization Two annotation macros are used to explain low-level synchronization
to race detectors: to race detectors:
<code class="code">_GLIBCXX_SYNCHRONIZATION_HAPPENS_BEFORE()</code> and <code class="code">_GLIBCXX_SYNCHRONIZATION_HAPPENS_BEFORE()</code> and
<code class="code"> _GLIBCXX_SYNCHRONIZATION_HAPPENS_AFTER()</code>. <code class="code"> _GLIBCXX_SYNCHRONIZATION_HAPPENS_AFTER()</code>.
By default, these two macros are defined empty -- anyone who wants By default, these macros are defined empty -- anyone who wants
to use a race detector will need to redefine these macros to call an to use a race detector needs to redefine them to call an
appropriate API. appropriate API.
Since these macros are empty by default, redefining them in the user code Since these macros are empty by default when the library is built,
will affect only the inline template code, e.g. <code class="code">shared_ptr</code>. redefining them will only affect inline functions and template
In order to redefine the macros in <code class="code">basic_string</code> one will instantiations which are compiled in user code. This allows annotation
need to disable extern templates (by defining of templates such as <code class="code">shared_ptr</code>, but not code which is
<code class="code">_GLIBCXX_EXTERN_TEMPLATE=-1</code>) or rebuild the only instantiated in the library.
In order to annotate <code class="code">basic_string</code> reference counting it
is necessary to disable extern templates (by defining
<code class="code">_GLIBCXX_EXTERN_TEMPLATE=-1</code>) or to rebuild the
<code class="code">.so</code> file. <code class="code">.so</code> file.
The rest of the cases (currently, <code class="code">ios_base::Init::~Init</code>, Annotating the remaining atomic operations (at the time of writing these
<code class="code">locale::_Impl</code> and <code class="code">locale::facet</code>) will require are in <code class="code">ios_base::Init::~Init</code>, <code class="code">locale::_Impl</code> and
to rebuild the <code class="code">.so</code> file. <code class="code">locale::facet</code>) requires rebuilding the <code class="code">.so</code> file.
</p><p> </p><p>
The approach described above works at least with the following race The approach described above is known to work with the following race
detection tools: detection tools:
<a class="link" href="http://valgrind.org/docs/manual/drd-manual.html"> <a class="link" href="http://valgrind.org/docs/manual/drd-manual.html" target="">
DRD </a>, DRD</a>,
<a class="link" href="http://valgrind.org/docs/manual/hg-manual.html"> <a class="link" href="http://valgrind.org/docs/manual/hg-manual.html" target="">
Helgrind </a>, Helgrind</a>, and
<a class="link" href="http://code.google.com/p/data-race-test"> <a class="link" href="http://code.google.com/p/data-race-test" target="">
ThreadSanitizer </a>. ThreadSanitizer</a>.
</p><p> </p><p>
With DRD, Helgrind and ThreadSanitizer you will need to define With DRD, Helgrind and ThreadSanitizer you will need to define
the macros like this: the macros like this:
...@@ -157,10 +160,10 @@ ...@@ -157,10 +160,10 @@
#define _GLIBCXX_SYNCHRONIZATION_HAPPENS_BEFORE(A) ANNOTATE_HAPPENS_BEFORE(A) #define _GLIBCXX_SYNCHRONIZATION_HAPPENS_BEFORE(A) ANNOTATE_HAPPENS_BEFORE(A)
#define _GLIBCXX_SYNCHRONIZATION_HAPPENS_AFTER(A) ANNOTATE_HAPPENS_AFTER(A) #define _GLIBCXX_SYNCHRONIZATION_HAPPENS_AFTER(A) ANNOTATE_HAPPENS_AFTER(A)
</pre><p> </pre><p>
Refer to the documentation of each particular tool for the details. Refer to the documentation of each particular tool for details.
</p></div><div class="section" title="Using gdb"><div class="titlepage"><div><div><h3 class="title"><a id="debug.gdb"/>Using <span class="command"><strong>gdb</strong></span></h3></div></div></div><p> </p></div><div class="section" title="Using gdb"><div class="titlepage"><div><div><h3 class="title"><a id="debug.gdb"/>Using <span class="command"><strong>gdb</strong></span></h3></div></div></div><p>
</p><p> </p><p>
Many options are available for GDB itself: please see <a class="link" href="http://sources.redhat.com/gdb/current/onlinedocs/gdb/"> Many options are available for GDB itself: please see <a class="link" href="http://sources.redhat.com/gdb/current/onlinedocs/gdb/" target="">
"GDB features for C++" </a> in the GDB documentation. Also "GDB features for C++" </a> in the GDB documentation. Also
recommended: the other parts of this manual. recommended: the other parts of this manual.
</p><p> </p><p>
...@@ -204,12 +207,12 @@ ...@@ -204,12 +207,12 @@
pretty-printers were not loaded. pretty-printers were not loaded.
</p><p> </p><p>
For additional information on STL support and GDB please visit: For additional information on STL support and GDB please visit:
<a class="link" href="http://sourceware.org/gdb/wiki/STLSupport"> "GDB Support <a class="link" href="http://sourceware.org/gdb/wiki/STLSupport" target=""> "GDB Support
for STL" </a> in the GDB wiki. Additionally, in-depth for STL" </a> in the GDB wiki. Additionally, in-depth
documentation and discussion of the pretty printing feature can be documentation and discussion of the pretty printing feature can be
found in "Pretty Printing" node in the GDB manual. You can find found in "Pretty Printing" node in the GDB manual. You can find
on-line versions of the GDB user manual in GDB's homepage, at on-line versions of the GDB user manual in GDB's homepage, at
<a class="link" href="http://sourceware.org/gdb/"> "GDB: The GNU Project <a class="link" href="http://sourceware.org/gdb/" target=""> "GDB: The GNU Project
Debugger" </a>. Debugger" </a>.
</p></div><div class="section" title="Tracking uncaught exceptions"><div class="titlepage"><div><div><h3 class="title"><a id="debug.exceptions"/>Tracking uncaught exceptions</h3></div></div></div><p> </p></div><div class="section" title="Tracking uncaught exceptions"><div class="titlepage"><div><div><h3 class="title"><a id="debug.exceptions"/>Tracking uncaught exceptions</h3></div></div></div><p>
The <a class="link" href="termination.html#support.termination.verbose" title="Verbose Terminate Handler">verbose The <a class="link" href="termination.html#support.termination.verbose" title="Verbose Terminate Handler">verbose
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By default, libstdc++ is built with efficiency in mind, and By default, libstdc++ is built with efficiency in mind, and
therefore performs little or no error checking that is not therefore performs little or no error checking that is not
required by the C++ standard. This means that programs that required by the C++ standard. This means that programs that
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Diagnostics Diagnostics
<a id="id475392" class="indexterm"/> <a id="id592934" class="indexterm"/>
</h2></div></div></div><div class="toc"><p><strong>Table of Contents</strong></p><dl><dt><span class="section"><a href="diagnostics.html#std.diagnostics.exceptions">Exceptions</a></span></dt><dd><dl><dt><span class="section"><a href="diagnostics.html#std.diagnostics.exceptions.api">API Reference</a></span></dt><dt><span class="section"><a href="diagnostics.html#std.diagnostics.exceptions.data">Adding Data to <code class="classname">exception</code></a></span></dt></dl></dd><dt><span class="section"><a href="bk01pt02ch05s02.html">Concept Checking</a></span></dt></dl></div><div class="section" title="Exceptions"><div class="titlepage"><div><div><h2 class="title"><a id="std.diagnostics.exceptions"/>Exceptions</h2></div></div></div><div class="section" title="API Reference"><div class="titlepage"><div><div><h3 class="title"><a id="std.diagnostics.exceptions.api"/>API Reference</h3></div></div></div><p> </h1></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="section"><a href="diagnostics.html#std.diagnostics.exceptions">Exceptions</a></span></dt><dd><dl><dt><span class="section"><a href="diagnostics.html#std.diagnostics.exceptions.api">API Reference</a></span></dt><dt><span class="section"><a href="diagnostics.html#std.diagnostics.exceptions.data">Adding Data to <code class="classname">exception</code></a></span></dt></dl></dd><dt><span class="section"><a href="bk01pt02ch05s02.html">Concept Checking</a></span></dt></dl></div><div class="section" title="Exceptions"><div class="titlepage"><div><div><h2 class="title"><a id="std.diagnostics.exceptions"/>Exceptions</h2></div></div></div><div class="section" title="API Reference"><div class="titlepage"><div><div><h3 class="title"><a id="std.diagnostics.exceptions.api"/>API Reference</h3></div></div></div><p>
All exception objects are defined in one of the standard header All exception objects are defined in one of the standard header
files: <code class="filename">exception</code>, files: <code class="filename">exception</code>,
<code class="filename">stdexcept</code>, <code class="filename">new</code>, and <code class="filename">stdexcept</code>, <code class="filename">new</code>, and
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<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Chapter 23. Algorithms</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="extensions.html" title="Part III.  Extensions"/><link rel="prev" href="ext_utilities.html" title="Chapter 22. Utilities"/><link rel="next" href="ext_numerics.html" title="Chapter 24. Numerics"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 23. Algorithms</th></tr><tr><td align="left"><a accesskey="p" href="ext_utilities.html">Prev</a> </td><th width="60%" align="center">Part III.  <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Chapter 23. Algorithms</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="extensions.html" title="Part III.  Extensions"/><link rel="prev" href="ext_utilities.html" title="Chapter 22. Utilities"/><link rel="next" href="ext_numerics.html" title="Chapter 24. Numerics"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 23. Algorithms</th></tr><tr><td align="left"><a accesskey="p" href="ext_utilities.html">Prev</a> </td><th width="60%" align="center">Part III. 
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</th><td align="right"> <a accesskey="n" href="ext_numerics.html">Next</a></td></tr></table><hr/></div><div class="chapter" title="Chapter 23. Algorithms"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.algorithms"/>Chapter 23. Algorithms</h2></div></div></div><p>25.1.6 (count, count_if) is extended with two more versions of count </th><td align="right"> <a accesskey="n" href="ext_numerics.html">Next</a></td></tr></table><hr/></div><div class="chapter" title="Chapter 23. Algorithms"><div class="titlepage"><div><div><h1 class="title"><a id="manual.ext.algorithms"/>Algorithms</h1></div></div></div><p>25.1.6 (count, count_if) is extended with two more versions of count
and count_if. The standard versions return their results. The and count_if. The standard versions return their results. The
additional signatures return void, but take a final parameter by additional signatures return void, but take a final parameter by
reference to which they assign their results, e.g., reference to which they assign their results, e.g.,
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<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Chapter 20. Allocators</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="extensions.html" title="Part III.  Extensions"/><link rel="prev" href="bk01pt03ch19s07.html" title="Diagnostics"/><link rel="next" href="bitmap_allocator.html" title="bitmap_allocator"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 20. Allocators</th></tr><tr><td align="left"><a accesskey="p" href="bk01pt03ch19s07.html">Prev</a> </td><th width="60%" align="center">Part III.  <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Chapter 20. Allocators</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="extensions.html" title="Part III.  Extensions"/><link rel="prev" href="bk01pt03ch19s07.html" title="Diagnostics"/><link rel="next" href="bitmap_allocator.html" title="bitmap_allocator"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 20. Allocators</th></tr><tr><td align="left"><a accesskey="p" href="bk01pt03ch19s07.html">Prev</a> </td><th width="60%" align="center">Part III. 
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</th><td align="right"> <a accesskey="n" href="bitmap_allocator.html">Next</a></td></tr></table><hr/></div><div class="chapter" title="Chapter 20. Allocators"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.allocator"/>Chapter 20. Allocators</h2></div></div></div><div class="toc"><p><strong>Table of Contents</strong></p><dl><dt><span class="section"><a href="ext_allocators.html#manual.ext.allocator.mt">mt_allocator</a></span></dt><dd><dl><dt><span class="section"><a href="ext_allocators.html#allocator.mt.intro">Intro</a></span></dt><dt><span class="section"><a href="ext_allocators.html#allocator.mt.design_issues">Design Issues</a></span></dt><dt><span class="section"><a href="ext_allocators.html#allocator.mt.impl">Implementation</a></span></dt><dt><span class="section"><a href="ext_allocators.html#allocator.mt.example_single">Single Thread Example</a></span></dt><dt><span class="section"><a href="ext_allocators.html#allocator.mt.example_multi">Multiple Thread Example</a></span></dt></dl></dd><dt><span class="section"><a href="bitmap_allocator.html">bitmap_allocator</a></span></dt><dd><dl><dt><span class="section"><a href="bitmap_allocator.html#allocator.bitmap.design">Design</a></span></dt><dt><span class="section"><a href="bitmap_allocator.html#allocator.bitmap.impl">Implementation</a></span></dt></dl></dd></dl></div><div class="section" title="mt_allocator"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.allocator.mt"/>mt_allocator</h2></div></div></div><p> </th><td align="right"> <a accesskey="n" href="bitmap_allocator.html">Next</a></td></tr></table><hr/></div><div class="chapter" title="Chapter 20. Allocators"><div class="titlepage"><div><div><h1 class="title"><a id="manual.ext.allocator"/>Allocators</h1></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="section"><a href="ext_allocators.html#manual.ext.allocator.mt">mt_allocator</a></span></dt><dd><dl><dt><span class="section"><a href="ext_allocators.html#allocator.mt.intro">Intro</a></span></dt><dt><span class="section"><a href="ext_allocators.html#allocator.mt.design_issues">Design Issues</a></span></dt><dt><span class="section"><a href="ext_allocators.html#allocator.mt.impl">Implementation</a></span></dt><dt><span class="section"><a href="ext_allocators.html#allocator.mt.example_single">Single Thread Example</a></span></dt><dt><span class="section"><a href="ext_allocators.html#allocator.mt.example_multi">Multiple Thread Example</a></span></dt></dl></dd><dt><span class="section"><a href="bitmap_allocator.html">bitmap_allocator</a></span></dt><dd><dl><dt><span class="section"><a href="bitmap_allocator.html#allocator.bitmap.design">Design</a></span></dt><dt><span class="section"><a href="bitmap_allocator.html#allocator.bitmap.impl">Implementation</a></span></dt></dl></dd></dl></div><div class="section" title="mt_allocator"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.allocator.mt"/>mt_allocator</h2></div></div></div><p>
</p><div class="section" title="Intro"><div class="titlepage"><div><div><h3 class="title"><a id="allocator.mt.intro"/>Intro</h3></div></div></div><p> </p><div class="section" title="Intro"><div class="titlepage"><div><div><h3 class="title"><a id="allocator.mt.intro"/>Intro</h3></div></div></div><p>
The mt allocator [hereinafter referred to simply as "the allocator"] The mt allocator [hereinafter referred to simply as "the allocator"]
is a fixed size (power of two) allocator that was initially is a fixed size (power of two) allocator that was initially
...@@ -212,7 +212,7 @@ containers, this works, as an instance of the allocator is constructed ...@@ -212,7 +212,7 @@ containers, this works, as an instance of the allocator is constructed
as part of a container's constructor. However, this assumption is as part of a container's constructor. However, this assumption is
implementation-specific, and subject to change. For an example of a implementation-specific, and subject to change. For an example of a
pool that frees memory, see the following pool that frees memory, see the following
<a class="link" href="http://gcc.gnu.org/viewcvs/trunk/libstdc++-v3/testsuite/ext/mt_allocator/deallocate_local-6.cc?view=markup"> <a class="link" href="http://gcc.gnu.org/viewcvs/trunk/libstdc++-v3/testsuite/ext/mt_allocator/deallocate_local-6.cc?view=markup" target="">
example.</a> example.</a>
</p></div></div><div class="section" title="Single Thread Example"><div class="titlepage"><div><div><h3 class="title"><a id="allocator.mt.example_single"/>Single Thread Example</h3></div></div></div><p> </p></div></div><div class="section" title="Single Thread Example"><div class="titlepage"><div><div><h3 class="title"><a id="allocator.mt.example_single"/>Single Thread Example</h3></div></div></div><p>
Let's start by describing how the data on a freelist is laid out in memory. Let's start by describing how the data on a freelist is laid out in memory.
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<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Chapter 16. Compile Time Checks</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="extensions.html" title="Part III.  Extensions"/><link rel="prev" href="bk01pt03pr01.html" title=""/><link rel="next" href="debug_mode.html" title="Chapter 17. Debug Mode"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 16. Compile Time Checks</th></tr><tr><td align="left"><a accesskey="p" href="bk01pt03pr01.html">Prev</a> </td><th width="60%" align="center">Part III.  <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Chapter 16. Compile Time Checks</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="extensions.html" title="Part III.  Extensions"/><link rel="prev" href="bk01pt03pr01.html" title=""/><link rel="next" href="debug_mode.html" title="Chapter 17. Debug Mode"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 16. Compile Time Checks</th></tr><tr><td align="left"><a accesskey="p" href="bk01pt03pr01.html">Prev</a> </td><th width="60%" align="center">Part III. 
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</th><td align="right"> <a accesskey="n" href="debug_mode.html">Next</a></td></tr></table><hr/></div><div class="chapter" title="Chapter 16. Compile Time Checks"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.compile_checks"/>Chapter 16. Compile Time Checks</h2></div></div></div><p> </th><td align="right"> <a accesskey="n" href="debug_mode.html">Next</a></td></tr></table><hr/></div><div class="chapter" title="Chapter 16. Compile Time Checks"><div class="titlepage"><div><div><h1 class="title"><a id="manual.ext.compile_checks"/>Compile Time Checks</h1></div></div></div><p>
Also known as concept checking. Also known as concept checking.
</p><p>In 1999, SGI added <span class="emphasis"><em>concept checkers</em></span> to their implementation </p><p>In 1999, SGI added <span class="emphasis"><em>concept checkers</em></span> to their implementation
of the STL: code which checked the template parameters of of the STL: code which checked the template parameters of
...@@ -19,7 +19,7 @@ ...@@ -19,7 +19,7 @@
</p><p>The primary author of the checking code, Jeremy Siek, had already </p><p>The primary author of the checking code, Jeremy Siek, had already
started work on a replacement implementation. The new code has been started work on a replacement implementation. The new code has been
formally reviewed and accepted into formally reviewed and accepted into
<a class="link" href="http://www.boost.org/libs/concept_check/concept_check.htm">the <a class="link" href="http://www.boost.org/libs/concept_check/concept_check.htm" target="">the
Boost libraries</a>, and we are pleased to incorporate it into the Boost libraries</a>, and we are pleased to incorporate it into the
GNU C++ library. GNU C++ library.
</p><p>The new version imposes a much smaller space overhead on the generated </p><p>The new version imposes a much smaller space overhead on the generated
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Extensions Extensions
</th><td align="right"> <a accesskey="n" href="bk01pt03ch28s02.html">Next</a></td></tr></table><hr/></div><div class="chapter" title="Chapter 28. Concurrency"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.concurrency"/>Chapter 28. Concurrency</h2></div></div></div><div class="toc"><p><strong>Table of Contents</strong></p><dl><dt><span class="section"><a href="ext_concurrency.html#manual.ext.concurrency.design">Design</a></span></dt><dd><dl><dt><span class="section"><a href="ext_concurrency.html#manual.ext.concurrency.design.threads">Interface to Locks and Mutexes</a></span></dt><dt><span class="section"><a href="ext_concurrency.html#manual.ext.concurrency.design.atomics">Interface to Atomic Functions</a></span></dt></dl></dd><dt><span class="section"><a href="bk01pt03ch28s02.html">Implementation</a></span></dt><dd><dl><dt><span class="section"><a href="bk01pt03ch28s02.html#manual.ext.concurrency.impl.atomic_fallbacks">Using Builtin Atomic Functions</a></span></dt><dt><span class="section"><a href="bk01pt03ch28s02.html#manual.ext.concurrency.impl.thread">Thread Abstraction</a></span></dt></dl></dd><dt><span class="section"><a href="bk01pt03ch28s03.html">Use</a></span></dt></dl></div><div class="section" title="Design"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.concurrency.design"/>Design</h2></div></div></div><div class="section" title="Interface to Locks and Mutexes"><div class="titlepage"><div><div><h3 class="title"><a id="manual.ext.concurrency.design.threads"/>Interface to Locks and Mutexes</h3></div></div></div><p>The file &lt;ext/concurrence.h&gt; contains all the higher-level </th><td align="right"> <a accesskey="n" href="bk01pt03ch28s02.html">Next</a></td></tr></table><hr/></div><div class="chapter" title="Chapter 28. Concurrency"><div class="titlepage"><div><div><h1 class="title"><a id="manual.ext.concurrency"/>Concurrency</h1></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="section"><a href="ext_concurrency.html#manual.ext.concurrency.design">Design</a></span></dt><dd><dl><dt><span class="section"><a href="ext_concurrency.html#manual.ext.concurrency.design.threads">Interface to Locks and Mutexes</a></span></dt><dt><span class="section"><a href="ext_concurrency.html#manual.ext.concurrency.design.atomics">Interface to Atomic Functions</a></span></dt></dl></dd><dt><span class="section"><a href="bk01pt03ch28s02.html">Implementation</a></span></dt><dd><dl><dt><span class="section"><a href="bk01pt03ch28s02.html#manual.ext.concurrency.impl.atomic_fallbacks">Using Builtin Atomic Functions</a></span></dt><dt><span class="section"><a href="bk01pt03ch28s02.html#manual.ext.concurrency.impl.thread">Thread Abstraction</a></span></dt></dl></dd><dt><span class="section"><a href="bk01pt03ch28s03.html">Use</a></span></dt></dl></div><div class="section" title="Design"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.concurrency.design"/>Design</h2></div></div></div><div class="section" title="Interface to Locks and Mutexes"><div class="titlepage"><div><div><h3 class="title"><a id="manual.ext.concurrency.design.threads"/>Interface to Locks and Mutexes</h3></div></div></div><p>The file &lt;ext/concurrence.h&gt; contains all the higher-level
constructs for playing with threads. In contrast to the atomics layer, constructs for playing with threads. In contrast to the atomics layer,
the concurrence layer consists largely of types. All types are defined within <code class="code">namespace __gnu_cxx</code>. the concurrence layer consists largely of types. All types are defined within <code class="code">namespace __gnu_cxx</code>.
</p><p> </p><p>
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</p><div class="section" title="Policy Based Data Structures"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.containers.pbds"/>Policy Based Data Structures</h2></div></div></div><p> </p><div class="section" title="Policy Based Data Structures"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.containers.pbds"/>Policy Based Data Structures</h2></div></div></div><p>
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<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Chapter 27. Demangling</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="extensions.html" title="Part III.  Extensions"/><link rel="prev" href="ext_io.html" title="Chapter 26. Input and Output"/><link rel="next" href="ext_concurrency.html" title="Chapter 28. Concurrency"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 27. Demangling</th></tr><tr><td align="left"><a accesskey="p" href="ext_io.html">Prev</a> </td><th width="60%" align="center">Part III.  <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Chapter 27. Demangling</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="extensions.html" title="Part III.  Extensions"/><link rel="prev" href="ext_io.html" title="Chapter 26. Input and Output"/><link rel="next" href="ext_concurrency.html" title="Chapter 28. Concurrency"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 27. Demangling</th></tr><tr><td align="left"><a accesskey="p" href="ext_io.html">Prev</a> </td><th width="60%" align="center">Part III. 
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Transforming C++ ABI identifiers (like RTTI symbols) into the Transforming C++ ABI identifiers (like RTTI symbols) into the
original C++ source identifiers is called original C++ source identifiers is called
<span class="quote"><span class="quote">demangling.</span></span> <span class="quote"><span class="quote">demangling.</span></span>
</p><p> </p><p>
If you have read the <a class="link" href="http://gcc.gnu.org/onlinedocs/libstdc++/latest-doxygen/a01115.html">source If you have read the <a class="link" href="http://gcc.gnu.org/onlinedocs/libstdc++/latest-doxygen/a01115.html" target="">source
documentation for <code class="code">namespace abi</code></a> then you are documentation for <code class="code">namespace abi</code></a> then you are
aware of the cross-vendor C++ ABI in use by GCC. One of the aware of the cross-vendor C++ ABI in use by GCC. One of the
exposed functions is used for demangling, exposed functions is used for demangling,
......
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<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Chapter 26. Input and Output</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="extensions.html" title="Part III.  Extensions"/><link rel="prev" href="ext_iterators.html" title="Chapter 25. Iterators"/><link rel="next" href="ext_demangling.html" title="Chapter 27. Demangling"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 26. Input and Output</th></tr><tr><td align="left"><a accesskey="p" href="ext_iterators.html">Prev</a> </td><th width="60%" align="center">Part III.  <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Chapter 26. Input and Output</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="extensions.html" title="Part III.  Extensions"/><link rel="prev" href="ext_iterators.html" title="Chapter 25. Iterators"/><link rel="next" href="ext_demangling.html" title="Chapter 27. Demangling"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 26. Input and Output</th></tr><tr><td align="left"><a accesskey="p" href="ext_iterators.html">Prev</a> </td><th width="60%" align="center">Part III. 
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Extensions allowing <code class="code">filebuf</code>s to be constructed from Extensions allowing <code class="code">filebuf</code>s to be constructed from
"C" types like FILE*s and file descriptors. "C" types like FILE*s and file descriptors.
</p><div class="section" title="Derived filebufs"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.io.filebuf_derived"/>Derived filebufs</h2></div></div></div><p>The v2 library included non-standard extensions to construct </p><div class="section" title="Derived filebufs"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.io.filebuf_derived"/>Derived filebufs</h2></div></div></div><p>The v2 library included non-standard extensions to construct
...@@ -39,7 +39,7 @@ ...@@ -39,7 +39,7 @@
the <code class="code">fd()</code> function were removed from the standard the <code class="code">fd()</code> function were removed from the standard
filebuf. Instead, <code class="code">&lt;ext/stdio_filebuf.h&gt;</code> contains filebuf. Instead, <code class="code">&lt;ext/stdio_filebuf.h&gt;</code> contains
a derived class called a derived class called
<a class="link" href="http://gcc.gnu.org/onlinedocs/libstdc++/latest-doxygen/a00074.html"><code class="code">__gnu_cxx::stdio_filebuf</code></a>. <a class="link" href="http://gcc.gnu.org/onlinedocs/libstdc++/latest-doxygen/a00074.html" target=""><code class="code">__gnu_cxx::stdio_filebuf</code></a>.
This class can be constructed from a C <code class="code">FILE*</code> or a file This class can be constructed from a C <code class="code">FILE*</code> or a file
descriptor, and provides the <code class="code">fd()</code> function. descriptor, and provides the <code class="code">fd()</code> function.
</p></li></ul></div><p>If you want to access a <code class="code">filebuf</code>'s file descriptor to </p></li></ul></div><p>If you want to access a <code class="code">filebuf</code>'s file descriptor to
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</th><td align="right"> <a accesskey="n" href="ext_io.html">Next</a></td></tr></table><hr/></div><div class="chapter" title="Chapter 25. Iterators"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.iterators"/>Chapter 25. Iterators</h2></div></div></div><p>24.3.2 describes <code class="code">struct iterator</code>, which didn't exist in the </th><td align="right"> <a accesskey="n" href="ext_io.html">Next</a></td></tr></table><hr/></div><div class="chapter" title="Chapter 25. Iterators"><div class="titlepage"><div><div><h1 class="title"><a id="manual.ext.iterators"/>Iterators</h1></div></div></div><p>24.3.2 describes <code class="code">struct iterator</code>, which didn't exist in the
original HP STL implementation (the language wasn't rich enough at the original HP STL implementation (the language wasn't rich enough at the
time). For backwards compatibility, base classes are provided which time). For backwards compatibility, base classes are provided which
declare the same nested typedefs: declare the same nested typedefs:
......
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with the following functions: with the following functions:
</p><pre class="programlisting"> </p><pre class="programlisting">
power (x, n); power (x, n);
......
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The &lt;functional&gt; header contains many additional functors The &lt;functional&gt; header contains many additional functors
and helper functions, extending section 20.3. They are and helper functions, extending section 20.3. They are
implemented in the file stl_function.h: implemented in the file stl_function.h:
......
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Input and Output Input and Output
</th><td align="right"> <a accesskey="n" href="io_and_c.html">Next</a></td></tr></table><hr/></div><div class="section" title="File Based Streams"><div class="titlepage"><div><div><h2 class="title"><a id="std.io.filestreams"/>File Based Streams</h2></div></div></div><div class="section" title="Copying a File"><div class="titlepage"><div><div><h3 class="title"><a id="std.io.filestreams.copying_a_file"/>Copying a File</h3></div></div></div><p> </th><td align="right"> <a accesskey="n" href="io_and_c.html">Next</a></td></tr></table><hr/></div><div class="section" title="File Based Streams"><div class="titlepage"><div><div><h2 class="title"><a id="std.io.filestreams"/>File Based Streams</h2></div></div></div><div class="section" title="Copying a File"><div class="titlepage"><div><div><h3 class="title"><a id="std.io.filestreams.copying_a_file"/>Copying a File</h3></div></div></div><p>
...@@ -138,7 +138,7 @@ ...@@ -138,7 +138,7 @@
</p><p> </p><p>
An instructive thread from comp.lang.c++.moderated delved off into An instructive thread from comp.lang.c++.moderated delved off into
this topic starting more or less at this topic starting more or less at
<a class="link" href="http://groups.google.com/group/comp.std.c++/browse_thread/thread/f87b4abd7954a87/946a3eb9921e382d?q=comp.std.c%2B%2B+binary+iostream#946a3eb9921e382d">this</a> <a class="link" href="http://groups.google.com/group/comp.std.c++/browse_thread/thread/f87b4abd7954a87/946a3eb9921e382d?q=comp.std.c%2B%2B+binary+iostream#946a3eb9921e382d" target="">this</a>
post and continuing to the end of the thread. (The subject heading is "binary iostreams" on both comp.std.c++ post and continuing to the end of the thread. (The subject heading is "binary iostreams" on both comp.std.c++
and comp.lang.c++.moderated.) Take special note of the replies by James Kanze and Dietmar Kühl. and comp.lang.c++.moderated.) Take special note of the replies by James Kanze and Dietmar Kühl.
</p><p>Briefly, the problems of byte ordering and type sizes mean that </p><p>Briefly, the problems of byte ordering and type sizes mean that
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Input and Output Input and Output
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</h2></div></div></div><div class="toc"><p><strong>Table of Contents</strong></p><dl><dt><span class="section"><a href="io.html#std.io.objects">Iostream Objects</a></span></dt><dt><span class="section"><a href="streambufs.html">Stream Buffers</a></span></dt><dd><dl><dt><span class="section"><a href="streambufs.html#io.streambuf.derived">Derived streambuf Classes</a></span></dt><dt><span class="section"><a href="streambufs.html#io.streambuf.buffering">Buffering</a></span></dt></dl></dd><dt><span class="section"><a href="stringstreams.html">Memory Based Streams</a></span></dt><dd><dl><dt><span class="section"><a href="stringstreams.html#std.io.memstreams.compat">Compatibility With strstream</a></span></dt></dl></dd><dt><span class="section"><a href="fstreams.html">File Based Streams</a></span></dt><dd><dl><dt><span class="section"><a href="fstreams.html#std.io.filestreams.copying_a_file">Copying a File</a></span></dt><dt><span class="section"><a href="fstreams.html#std.io.filestreams.binary">Binary Input and Output</a></span></dt></dl></dd><dt><span class="section"><a href="io_and_c.html">Interacting with C</a></span></dt><dd><dl><dt><span class="section"><a href="io_and_c.html#std.io.c.FILE">Using FILE* and file descriptors</a></span></dt><dt><span class="section"><a href="io_and_c.html#std.io.c.sync">Performance</a></span></dt></dl></dd></dl></div><div class="section" title="Iostream Objects"><div class="titlepage"><div><div><h2 class="title"><a id="std.io.objects"/>Iostream Objects</h2></div></div></div><p>To minimize the time you have to wait on the compiler, it's good to </h1></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="section"><a href="io.html#std.io.objects">Iostream Objects</a></span></dt><dt><span class="section"><a href="streambufs.html">Stream Buffers</a></span></dt><dd><dl><dt><span class="section"><a href="streambufs.html#io.streambuf.derived">Derived streambuf Classes</a></span></dt><dt><span class="section"><a href="streambufs.html#io.streambuf.buffering">Buffering</a></span></dt></dl></dd><dt><span class="section"><a href="stringstreams.html">Memory Based Streams</a></span></dt><dd><dl><dt><span class="section"><a href="stringstreams.html#std.io.memstreams.compat">Compatibility With strstream</a></span></dt></dl></dd><dt><span class="section"><a href="fstreams.html">File Based Streams</a></span></dt><dd><dl><dt><span class="section"><a href="fstreams.html#std.io.filestreams.copying_a_file">Copying a File</a></span></dt><dt><span class="section"><a href="fstreams.html#std.io.filestreams.binary">Binary Input and Output</a></span></dt></dl></dd><dt><span class="section"><a href="io_and_c.html">Interacting with C</a></span></dt><dd><dl><dt><span class="section"><a href="io_and_c.html#std.io.c.FILE">Using FILE* and file descriptors</a></span></dt><dt><span class="section"><a href="io_and_c.html#std.io.c.sync">Performance</a></span></dt></dl></dd></dl></div><div class="section" title="Iostream Objects"><div class="titlepage"><div><div><h2 class="title"><a id="std.io.objects"/>Iostream Objects</h2></div></div></div><p>To minimize the time you have to wait on the compiler, it's good to
only include the headers you really need. Many people simply include only include the headers you really need. Many people simply include
&lt;iostream&gt; when they don't need to -- and that can <span class="emphasis"><em>penalize &lt;iostream&gt; when they don't need to -- and that can <span class="emphasis"><em>penalize
your runtime as well.</em></span> Here are some tips on which header to use your runtime as well.</em></span> Here are some tips on which header to use
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Iterators Iterators
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The following The following
FAQ <a class="link" href="../faq.html#faq.iterator_as_pod" title="7.1.">entry</a> points out that FAQ <a class="link" href="../faq.html#faq.iterator_as_pod" title="7.1.">entry</a> points out that
iterators are not implemented as pointers. They are a generalization iterators are not implemented as pointers. They are a generalization
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There are two licenses affecting GNU libstdc++: one for the code, There are two licenses affecting GNU libstdc++: one for the code,
and one for the documentation. and one for the documentation.
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There is a license section in the FAQ regarding common <a class="link" href="../faq.html#faq.license">questions</a>. If you have more There is a license section in the FAQ regarding common <a class="link" href="../faq.html#faq.license">questions</a>. If you have more
questions, ask the FSF or the <a class="link" href="http://gcc.gnu.org/lists.html">gcc mailing list</a>. questions, ask the FSF or the <a class="link" href="http://gcc.gnu.org/lists.html" target="">gcc mailing list</a>.
</p><div class="section" title="The Code: GPL"><div class="titlepage"><div><div><h3 class="title"><a id="manual.intro.status.license.gpl"/>The Code: GPL</h3></div></div></div><p> </p><div class="section" title="The Code: GPL"><div class="titlepage"><div><div><h3 class="title"><a id="manual.intro.status.license.gpl"/>The Code: GPL</h3></div></div></div><p>
The source code is distributed under the <a class="link" href="appendix_gpl.html" title="Appendix D.  GNU General Public License version 3">GNU General Public License version 3</a>, The source code is distributed under the <a class="link" href="appendix_gpl.html" title="Appendix D.  GNU General Public License version 3">GNU General Public License version 3</a>,
with the addition under section 7 of an exception described in with the addition under section 7 of an exception described in
...@@ -16,7 +16,7 @@ GCC RUNTIME LIBRARY EXCEPTION<br/> ...@@ -16,7 +16,7 @@ GCC RUNTIME LIBRARY EXCEPTION<br/>
<br/> <br/>
Version 3.1, 31 March 2009<br/> Version 3.1, 31 March 2009<br/>
<br/> <br/>
Copyright (C) 2009 <a class="link" href="http://www.fsf.org">Free Software Foundation, Inc.</a><br/> Copyright (C) 2009 <a class="link" href="http://www.fsf.org" target="">Free Software Foundation, Inc.</a><br/>
<br/> <br/>
Everyone is permitted to copy and distribute verbatim copies of this<br/> Everyone is permitted to copy and distribute verbatim copies of this<br/>
license document, but changing it is not allowed.<br/> license document, but changing it is not allowed.<br/>
......
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<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Chapter 8.  Localization</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="bk01pt02.html" title="Part II.  Standard Contents"/><link rel="prev" href="strings.html" title="Chapter 7.  Strings"/><link rel="next" href="facets.html" title="Facets"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 8.  <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Chapter 8.  Localization</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="bk01pt02.html" title="Part II.  Standard Contents"/><link rel="prev" href="strings.html" title="Chapter 7.  Strings"/><link rel="next" href="facets.html" title="Facets"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 8. 
Localization Localization
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Standard Contents Standard Contents
</th><td align="right"> <a accesskey="n" href="facets.html">Next</a></td></tr></table><hr/></div><div class="chapter" title="Chapter 8.  Localization"><div class="titlepage"><div><div><h2 class="title"><a id="std.localization"/>Chapter 8.  </th><td align="right"> <a accesskey="n" href="facets.html">Next</a></td></tr></table><hr/></div><div class="chapter" title="Chapter 8.  Localization"><div class="titlepage"><div><div><h1 class="title"><a id="std.localization"/>
Localization Localization
<a id="id478931" class="indexterm"/> <a id="id596473" class="indexterm"/>
</h2></div></div></div><div class="toc"><p><strong>Table of Contents</strong></p><dl><dt><span class="section"><a href="localization.html#std.localization.locales">Locales</a></span></dt><dd><dl><dt><span class="section"><a href="localization.html#std.localization.locales.locale">locale</a></span></dt></dl></dd><dt><span class="section"><a href="facets.html">Facets</a></span></dt><dd><dl><dt><span class="section"><a href="facets.html#std.localization.facet.ctype">ctype</a></span></dt><dt><span class="section"><a href="facets.html#std.localization.facet.codecvt">codecvt</a></span></dt><dt><span class="section"><a href="facets.html#manual.localization.facet.messages">messages</a></span></dt></dl></dd></dl></div><div class="section" title="Locales"><div class="titlepage"><div><div><h2 class="title"><a id="std.localization.locales"/>Locales</h2></div></div></div><div class="section" title="locale"><div class="titlepage"><div><div><h3 class="title"><a id="std.localization.locales.locale"/>locale</h3></div></div></div><p> </h1></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="section"><a href="localization.html#std.localization.locales">Locales</a></span></dt><dd><dl><dt><span class="section"><a href="localization.html#std.localization.locales.locale">locale</a></span></dt></dl></dd><dt><span class="section"><a href="facets.html">Facets</a></span></dt><dd><dl><dt><span class="section"><a href="facets.html#std.localization.facet.ctype">ctype</a></span></dt><dt><span class="section"><a href="facets.html#std.localization.facet.codecvt">codecvt</a></span></dt><dt><span class="section"><a href="facets.html#manual.localization.facet.messages">messages</a></span></dt></dl></dd></dl></div><div class="section" title="Locales"><div class="titlepage"><div><div><h2 class="title"><a id="std.localization.locales"/>Locales</h2></div></div></div><div class="section" title="locale"><div class="titlepage"><div><div><h3 class="title"><a id="std.localization.locales.locale"/>locale</h3></div></div></div><p>
Describes the basic locale object, including nested Describes the basic locale object, including nested
classes id, facet, and the reference-counted implementation object, classes id, facet, and the reference-counted implementation object,
class _Impl. class _Impl.
...@@ -403,28 +403,28 @@ global locale" (emphasis Paolo), that is: ...@@ -403,28 +403,28 @@ global locale" (emphasis Paolo), that is:
What should non-required facet instantiations do? If the What should non-required facet instantiations do? If the
generic implementation is provided, then how to end-users generic implementation is provided, then how to end-users
provide specializations? provide specializations?
</p></li></ul></div></div><div class="bibliography" title="Bibliography"><div class="titlepage"><div><div><h4 class="title"><a id="locales.locale.biblio"/>Bibliography</h4></div></div></div><div class="biblioentry"><a id="id479293"/><p><span class="citetitle"><em class="citetitle"> </p></li></ul></div></div><div class="bibliography" title="Bibliography"><div class="titlepage"><div><div><h4 class="title"><a id="locales.locale.biblio"/>Bibliography</h4></div></div></div><div class="biblioentry"><a id="id596835"/><p><span class="citetitle"><em class="citetitle">
The GNU C Library The GNU C Library
</em>. </span><span class="author"><span class="firstname">Roland</span> <span class="surname">McGrath</span>. </span><span class="author"><span class="firstname">Ulrich</span> <span class="surname">Drepper</span>. </span><span class="copyright">Copyright © 2007 FSF. </span><span class="pagenums"> </em>. </span><span class="author"><span class="firstname">Roland</span> <span class="surname">McGrath</span>. </span><span class="author"><span class="firstname">Ulrich</span> <span class="surname">Drepper</span>. </span><span class="copyright">Copyright © 2007 FSF. </span><span class="pagenums">
Chapters 6 Character Set Handling and 7 Locales and Chapters 6 Character Set Handling and 7 Locales and
Internationalization Internationalization
. </span></p></div><div class="biblioentry"><a id="id479333"/><p><span class="citetitle"><em class="citetitle"> . </span></p></div><div class="biblioentry"><a id="id596875"/><p><span class="citetitle"><em class="citetitle">
Correspondence Correspondence
</em>. </span><span class="author"><span class="firstname">Ulrich</span> <span class="surname">Drepper</span>. </span><span class="copyright">Copyright © 2002 . </span></p></div><div class="biblioentry"><a id="id479359"/><p><span class="citetitle"><em class="citetitle"> </em>. </span><span class="author"><span class="firstname">Ulrich</span> <span class="surname">Drepper</span>. </span><span class="copyright">Copyright © 2002 . </span></p></div><div class="biblioentry"><a id="id596901"/><p><span class="citetitle"><em class="citetitle">
ISO/IEC 14882:1998 Programming languages - C++ ISO/IEC 14882:1998 Programming languages - C++
</em>. </span><span class="copyright">Copyright © 1998 ISO. </span></p></div><div class="biblioentry"><a id="id479378"/><p><span class="citetitle"><em class="citetitle"> </em>. </span><span class="copyright">Copyright © 1998 ISO. </span></p></div><div class="biblioentry"><a id="id596920"/><p><span class="citetitle"><em class="citetitle">
ISO/IEC 9899:1999 Programming languages - C ISO/IEC 9899:1999 Programming languages - C
</em>. </span><span class="copyright">Copyright © 1999 ISO. </span></p></div><div class="biblioentry"><a id="id479397"/><p><span class="biblioid"> </em>. </span><span class="copyright">Copyright © 1999 ISO. </span></p></div><div class="biblioentry"><a id="id596939"/><p><span class="biblioid">
. </span><span class="citetitle"><em class="citetitle"> . </span><span class="citetitle"><em class="citetitle">
System Interface Definitions, Issue 7 (IEEE Std. 1003.1-2008) System Interface Definitions, Issue 7 (IEEE Std. 1003.1-2008)
</em>. </span><span class="copyright">Copyright © 2008 </em>. </span><span class="copyright">Copyright © 2008
The Open Group/The Institute of Electrical and Electronics The Open Group/The Institute of Electrical and Electronics
Engineers, Inc. Engineers, Inc.
. </span></p></div><div class="biblioentry"><a id="id479426"/><p><span class="citetitle"><em class="citetitle"> . </span></p></div><div class="biblioentry"><a id="id596968"/><p><span class="citetitle"><em class="citetitle">
The C++ Programming Language, Special Edition The C++ Programming Language, Special Edition
</em>. </span><span class="author"><span class="firstname">Bjarne</span> <span class="surname">Stroustrup</span>. </span><span class="copyright">Copyright © 2000 Addison Wesley, Inc.. </span><span class="pagenums">Appendix D. </span><span class="publisher"><span class="publishername"> </em>. </span><span class="author"><span class="firstname">Bjarne</span> <span class="surname">Stroustrup</span>. </span><span class="copyright">Copyright © 2000 Addison Wesley, Inc.. </span><span class="pagenums">Appendix D. </span><span class="publisher"><span class="publishername">
Addison Wesley Addison Wesley
. </span></span></p></div><div class="biblioentry"><a id="id479465"/><p><span class="citetitle"><em class="citetitle"> . </span></span></p></div><div class="biblioentry"><a id="id597007"/><p><span class="citetitle"><em class="citetitle">
Standard C++ IOStreams and Locales Standard C++ IOStreams and Locales
</em>. </span><span class="subtitle"> </em>. </span><span class="subtitle">
Advanced Programmer's Guide and Reference Advanced Programmer's Guide and Reference
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<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Make</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="setup.html" title="Chapter 2. Setup"/><link rel="prev" href="configure.html" title="Configure"/><link rel="next" href="using.html" title="Chapter 3. Using"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Make</th></tr><tr><td align="left"><a accesskey="p" href="configure.html">Prev</a> </td><th width="60%" align="center">Chapter 2. Setup</th><td align="right"> <a accesskey="n" href="using.html">Next</a></td></tr></table><hr/></div><div class="section" title="Make"><div class="titlepage"><div><div><h2 class="title"><a id="manual.intro.setup.make"/>Make</h2></div></div></div><p>If you have never done this before, you should read the basic <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Make</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="setup.html" title="Chapter 2. Setup"/><link rel="prev" href="configure.html" title="Configure"/><link rel="next" href="using.html" title="Chapter 3. Using"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Make</th></tr><tr><td align="left"><a accesskey="p" href="configure.html">Prev</a> </td><th width="60%" align="center">Chapter 2. Setup</th><td align="right"> <a accesskey="n" href="using.html">Next</a></td></tr></table><hr/></div><div class="section" title="Make"><div class="titlepage"><div><div><h2 class="title"><a id="manual.intro.setup.make"/>Make</h2></div></div></div><p>If you have never done this before, you should read the basic
<a class="link" href="http://gcc.gnu.org/install/">GCC Installation <a class="link" href="http://gcc.gnu.org/install/" target="">GCC Installation
Instructions</a> first. Read <span class="emphasis"><em>all of them</em></span>. Instructions</a> first. Read <span class="emphasis"><em>all of them</em></span>.
<span class="emphasis"><em>Twice.</em></span> <span class="emphasis"><em>Twice.</em></span>
</p><p>Then type: <span class="command"><strong>make</strong></span>, and congratulations, you've </p><p>Then type: <span class="command"><strong>make</strong></span>, and congratulations, you've
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Numerics Numerics
<a id="id483151" class="indexterm"/> <a id="id600692" class="indexterm"/>
</h2></div></div></div><div class="toc"><p><strong>Table of Contents</strong></p><dl><dt><span class="section"><a href="numerics.html#std.numerics.complex">Complex</a></span></dt><dd><dl><dt><span class="section"><a href="numerics.html#numerics.complex.processing">complex Processing</a></span></dt></dl></dd><dt><span class="section"><a href="generalized_numeric_operations.html">Generalized Operations</a></span></dt><dt><span class="section"><a href="numerics_and_c.html">Interacting with C</a></span></dt><dd><dl><dt><span class="section"><a href="numerics_and_c.html#numerics.c.array">Numerics vs. Arrays</a></span></dt><dt><span class="section"><a href="numerics_and_c.html#numerics.c.c99">C99</a></span></dt></dl></dd></dl></div><div class="section" title="Complex"><div class="titlepage"><div><div><h2 class="title"><a id="std.numerics.complex"/>Complex</h2></div></div></div><p> </h1></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="section"><a href="numerics.html#std.numerics.complex">Complex</a></span></dt><dd><dl><dt><span class="section"><a href="numerics.html#numerics.complex.processing">complex Processing</a></span></dt></dl></dd><dt><span class="section"><a href="generalized_numeric_operations.html">Generalized Operations</a></span></dt><dt><span class="section"><a href="numerics_and_c.html">Interacting with C</a></span></dt><dd><dl><dt><span class="section"><a href="numerics_and_c.html#numerics.c.array">Numerics vs. Arrays</a></span></dt><dt><span class="section"><a href="numerics_and_c.html#numerics.c.c99">C99</a></span></dt></dl></dd></dl></div><div class="section" title="Complex"><div class="titlepage"><div><div><h2 class="title"><a id="std.numerics.complex"/>Complex</h2></div></div></div><p>
</p><div class="section" title="complex Processing"><div class="titlepage"><div><div><h3 class="title"><a id="numerics.complex.processing"/>complex Processing</h3></div></div></div><p> </p><div class="section" title="complex Processing"><div class="titlepage"><div><div><h3 class="title"><a id="numerics.complex.processing"/>complex Processing</h3></div></div></div><p>
</p><p>Using <code class="code">complex&lt;&gt;</code> becomes even more comple- er, sorry, </p><p>Using <code class="code">complex&lt;&gt;</code> becomes even more comple- er, sorry,
<span class="emphasis"><em>complicated</em></span>, with the not-quite-gratuitously-incompatible <span class="emphasis"><em>complicated</em></span>, with the not-quite-gratuitously-incompatible
...@@ -16,7 +16,7 @@ ...@@ -16,7 +16,7 @@
compiled a list of C++98 and C99 conflict points; his description of compiled a list of C++98 and C99 conflict points; his description of
C's new type versus those of C++ and how to get them playing together C's new type versus those of C++ and how to get them playing together
nicely is nicely is
<a class="link" href="http://david.tribble.com/text/cdiffs.htm#C99-complex">here</a>. <a class="link" href="http://david.tribble.com/text/cdiffs.htm#C99-complex" target="">here</a>.
</p><p><code class="code">complex&lt;&gt;</code> is intended to be instantiated with a </p><p><code class="code">complex&lt;&gt;</code> is intended to be instantiated with a
floating-point type. As long as you meet that and some other basic floating-point type. As long as you meet that and some other basic
requirements, then the resulting instantiation has all of the usual requirements, then the resulting instantiation has all of the usual
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<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Pairs</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="utilities.html" title="Chapter 6.  Utilities"/><link rel="prev" href="utilities.html" title="Chapter 6.  Utilities"/><link rel="next" href="memory.html" title="Memory"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Pairs</th></tr><tr><td align="left"><a accesskey="p" href="utilities.html">Prev</a> </td><th width="60%" align="center">Chapter 6.  <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Pairs</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="utilities.html" title="Chapter 6.  Utilities"/><link rel="prev" href="utilities.html" title="Chapter 6.  Utilities"/><link rel="next" href="memory.html" title="Memory"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Pairs</th></tr><tr><td align="left"><a accesskey="p" href="utilities.html">Prev</a> </td><th width="60%" align="center">Chapter 6. 
Utilities Utilities
</th><td align="right"> <a accesskey="n" href="memory.html">Next</a></td></tr></table><hr/></div><div class="section" title="Pairs"><div class="titlepage"><div><div><h2 class="title"><a id="std.util.pairs"/>Pairs</h2></div></div></div><p>The <code class="code">pair&lt;T1,T2&gt;</code> is a simple and handy way to </th><td align="right"> <a accesskey="n" href="memory.html">Next</a></td></tr></table><hr/></div><div class="section" title="Pairs"><div class="titlepage"><div><div><h2 class="title"><a id="std.util.pairs"/>Pairs</h2></div></div></div><p>The <code class="code">pair&lt;T1,T2&gt;</code> is a simple and handy way to
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd"> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Chapter 2. Setup</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="intro.html" title="Part I.  Introduction"/><link rel="prev" href="bugs.html" title="Bugs"/><link rel="next" href="configure.html" title="Configure"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 2. Setup</th></tr><tr><td align="left"><a accesskey="p" href="bugs.html">Prev</a> </td><th width="60%" align="center">Part I.  <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Chapter 2. Setup</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="intro.html" title="Part I.  Introduction"/><link rel="prev" href="bugs.html" title="Bugs"/><link rel="next" href="configure.html" title="Configure"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 2. Setup</th></tr><tr><td align="left"><a accesskey="p" href="bugs.html">Prev</a> </td><th width="60%" align="center">Part I. 
Introduction Introduction
</th><td align="right"> <a accesskey="n" href="configure.html">Next</a></td></tr></table><hr/></div><div class="chapter" title="Chapter 2. Setup"><div class="titlepage"><div><div><h2 class="title"><a id="manual.intro.setup"/>Chapter 2. Setup</h2></div></div></div><div class="toc"><p><strong>Table of Contents</strong></p><dl><dt><span class="section"><a href="setup.html#manual.intro.setup.prereq">Prerequisites</a></span></dt><dt><span class="section"><a href="configure.html">Configure</a></span></dt><dt><span class="section"><a href="make.html">Make</a></span></dt></dl></div><p>To transform libstdc++ sources into installed include files </th><td align="right"> <a accesskey="n" href="configure.html">Next</a></td></tr></table><hr/></div><div class="chapter" title="Chapter 2. Setup"><div class="titlepage"><div><div><h1 class="title"><a id="manual.intro.setup"/>Setup</h1></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="section"><a href="setup.html#manual.intro.setup.prereq">Prerequisites</a></span></dt><dt><span class="section"><a href="configure.html">Configure</a></span></dt><dt><span class="section"><a href="make.html">Make</a></span></dt></dl></div><p>To transform libstdc++ sources into installed include files
and properly built binaries useful for linking to other software is and properly built binaries useful for linking to other software is
a multi-step process. Steps include getting the sources, a multi-step process. Steps include getting the sources,
configuring and building the sources, testing, and installation. configuring and building the sources, testing, and installation.
...@@ -22,9 +22,9 @@ ...@@ -22,9 +22,9 @@
</p><div class="section" title="Prerequisites"><div class="titlepage"><div><div><h2 class="title"><a id="manual.intro.setup.prereq"/>Prerequisites</h2></div></div></div><p> </p><div class="section" title="Prerequisites"><div class="titlepage"><div><div><h2 class="title"><a id="manual.intro.setup.prereq"/>Prerequisites</h2></div></div></div><p>
Because libstdc++ is part of GCC, the primary source for Because libstdc++ is part of GCC, the primary source for
installation instructions is installation instructions is
<a class="link" href="http://gcc.gnu.org/install/">the GCC install page</a>. <a class="link" href="http://gcc.gnu.org/install/" target="">the GCC install page</a>.
In particular, list of prerequisite software needed to build the library In particular, list of prerequisite software needed to build the library
<a class="link" href="http://gcc.gnu.org/install/prerequisites.html"> <a class="link" href="http://gcc.gnu.org/install/prerequisites.html" target="">
starts with those requirements.</a> The same pages also list starts with those requirements.</a> The same pages also list
the tools you will need if you wish to modify the source. the tools you will need if you wish to modify the source.
</p><p> </p><p>
...@@ -32,7 +32,7 @@ ...@@ -32,7 +32,7 @@
</p><p>As of GCC 4.0.1 the minimum version of binutils required to build </p><p>As of GCC 4.0.1 the minimum version of binutils required to build
libstdc++ is <code class="code">2.15.90.0.1.1</code>. You can get snapshots libstdc++ is <code class="code">2.15.90.0.1.1</code>. You can get snapshots
(as well as releases) of binutils from (as well as releases) of binutils from
<a class="link" href="ftp://sources.redhat.com/pub/binutils/"> <a class="link" href="ftp://sources.redhat.com/pub/binutils/" target="">
ftp://sources.redhat.com/pub/binutils</a>. ftp://sources.redhat.com/pub/binutils</a>.
Older releases of libstdc++ do not require such a recent version, Older releases of libstdc++ do not require such a recent version,
but to take full advantage of useful space-saving features and but to take full advantage of useful space-saving features and
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<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Coding Style</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="appendix_contributing.html" title="Appendix A.  Contributing"/><link rel="prev" href="source_organization.html" title="Directory Layout and Source Conventions"/><link rel="next" href="source_design_notes.html" title="Design Notes"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Coding Style</th></tr><tr><td align="left"><a accesskey="p" href="source_organization.html">Prev</a> </td><th width="60%" align="center">Appendix A.  <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Coding Style</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="appendix_contributing.html" title="Appendix A.  Contributing"/><link rel="prev" href="source_organization.html" title="Directory Layout and Source Conventions"/><link rel="next" href="source_design_notes.html" title="Design Notes"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Coding Style</th></tr><tr><td align="left"><a accesskey="p" href="source_organization.html">Prev</a> </td><th width="60%" align="center">Appendix A. 
Contributing Contributing
</th><td align="right"> <a accesskey="n" href="source_design_notes.html">Next</a></td></tr></table><hr/></div><div class="section" title="Coding Style"><div class="titlepage"><div><div><h2 class="title"><a id="contrib.coding_style"/>Coding Style</h2></div></div></div><p> </th><td align="right"> <a accesskey="n" href="source_design_notes.html">Next</a></td></tr></table><hr/></div><div class="section" title="Coding Style"><div class="titlepage"><div><div><h2 class="title"><a id="contrib.coding_style"/>Coding Style</h2></div></div></div><p>
...@@ -197,13 +197,13 @@ ...@@ -197,13 +197,13 @@
      it is intended to precede the recommendations of the GNU Coding<br/>       it is intended to precede the recommendations of the GNU Coding<br/>
      Standard, which can be referenced in full here:<br/>       Standard, which can be referenced in full here:<br/>
<br/> <br/>
      <a class="link" href="http://www.gnu.org/prep/standards/standards.html#Formatting">http://www.gnu.org/prep/standards/standards.html#Formatting</a><br/>       <a class="link" href="http://www.gnu.org/prep/standards/standards.html#Formatting" target="">http://www.gnu.org/prep/standards/standards.html#Formatting</a><br/>
<br/> <br/>
      The rest of this is also interesting reading, but skip the "Design<br/>       The rest of this is also interesting reading, but skip the "Design<br/>
      Advice" part.<br/>       Advice" part.<br/>
<br/> <br/>
      The GCC coding conventions are here, and are also useful:<br/>       The GCC coding conventions are here, and are also useful:<br/>
      <a class="link" href="http://gcc.gnu.org/codingconventions.html">http://gcc.gnu.org/codingconventions.html</a><br/>       <a class="link" href="http://gcc.gnu.org/codingconventions.html" target="">http://gcc.gnu.org/codingconventions.html</a><br/>
<br/> <br/>
      In addition, because it doesn't seem to be stated explicitly anywhere<br/>       In addition, because it doesn't seem to be stated explicitly anywhere<br/>
      else, there is an 80 column source limit.<br/>       else, there is an 80 column source limit.<br/>
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<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Design Notes</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="appendix_contributing.html" title="Appendix A.  Contributing"/><link rel="prev" href="source_code_style.html" title="Coding Style"/><link rel="next" href="appendix_porting.html" title="Appendix B.  Porting and Maintenance"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Design Notes</th></tr><tr><td align="left"><a accesskey="p" href="source_code_style.html">Prev</a> </td><th width="60%" align="center">Appendix A.  <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Design Notes</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="appendix_contributing.html" title="Appendix A.  Contributing"/><link rel="prev" href="source_code_style.html" title="Coding Style"/><link rel="next" href="appendix_porting.html" title="Appendix B.  Porting and Maintenance"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Design Notes</th></tr><tr><td align="left"><a accesskey="p" href="source_code_style.html">Prev</a> </td><th width="60%" align="center">Appendix A. 
Contributing Contributing
</th><td align="right"> <a accesskey="n" href="appendix_porting.html">Next</a></td></tr></table><hr/></div><div class="section" title="Design Notes"><div class="titlepage"><div><div><h2 class="title"><a id="contrib.design_notes"/>Design Notes</h2></div></div></div><p> </th><td align="right"> <a accesskey="n" href="appendix_porting.html">Next</a></td></tr></table><hr/></div><div class="section" title="Design Notes"><div class="titlepage"><div><div><h2 class="title"><a id="contrib.design_notes"/>Design Notes</h2></div></div></div><p>
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<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Directory Layout and Source Conventions</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="appendix_contributing.html" title="Appendix A.  Contributing"/><link rel="prev" href="appendix_contributing.html" title="Appendix A.  Contributing"/><link rel="next" href="source_code_style.html" title="Coding Style"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Directory Layout and Source Conventions</th></tr><tr><td align="left"><a accesskey="p" href="appendix_contributing.html">Prev</a> </td><th width="60%" align="center">Appendix A.  <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Directory Layout and Source Conventions</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="appendix_contributing.html" title="Appendix A.  Contributing"/><link rel="prev" href="appendix_contributing.html" title="Appendix A.  Contributing"/><link rel="next" href="source_code_style.html" title="Coding Style"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Directory Layout and Source Conventions</th></tr><tr><td align="left"><a accesskey="p" href="appendix_contributing.html">Prev</a> </td><th width="60%" align="center">Appendix A. 
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</th><td align="right"> <a accesskey="n" href="source_code_style.html">Next</a></td></tr></table><hr/></div><div class="section" title="Directory Layout and Source Conventions"><div class="titlepage"><div><div><h2 class="title"><a id="contrib.organization"/>Directory Layout and Source Conventions</h2></div></div></div><p> </th><td align="right"> <a accesskey="n" href="source_code_style.html">Next</a></td></tr></table><hr/></div><div class="section" title="Directory Layout and Source Conventions"><div class="titlepage"><div><div><h2 class="title"><a id="contrib.organization"/>Directory Layout and Source Conventions</h2></div></div></div><p>
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<?xml version="1.0" encoding="UTF-8" standalone="no"?> <?xml version="1.0" encoding="UTF-8" standalone="no"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd"> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Stream Buffers</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="io.html" title="Chapter 13.  Input and Output"/><link rel="prev" href="io.html" title="Chapter 13.  Input and Output"/><link rel="next" href="stringstreams.html" title="Memory Based Streams"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Stream Buffers</th></tr><tr><td align="left"><a accesskey="p" href="io.html">Prev</a> </td><th width="60%" align="center">Chapter 13.  <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Stream Buffers</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="io.html" title="Chapter 13.  Input and Output"/><link rel="prev" href="io.html" title="Chapter 13.  Input and Output"/><link rel="next" href="stringstreams.html" title="Memory Based Streams"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Stream Buffers</th></tr><tr><td align="left"><a accesskey="p" href="io.html">Prev</a> </td><th width="60%" align="center">Chapter 13. 
Input and Output Input and Output
</th><td align="right"> <a accesskey="n" href="stringstreams.html">Next</a></td></tr></table><hr/></div><div class="section" title="Stream Buffers"><div class="titlepage"><div><div><h2 class="title"><a id="std.io.streambufs"/>Stream Buffers</h2></div></div></div><div class="section" title="Derived streambuf Classes"><div class="titlepage"><div><div><h3 class="title"><a id="io.streambuf.derived"/>Derived streambuf Classes</h3></div></div></div><p> </th><td align="right"> <a accesskey="n" href="stringstreams.html">Next</a></td></tr></table><hr/></div><div class="section" title="Stream Buffers"><div class="titlepage"><div><div><h2 class="title"><a id="std.io.streambufs"/>Stream Buffers</h2></div></div></div><div class="section" title="Derived streambuf Classes"><div class="titlepage"><div><div><h3 class="title"><a id="io.streambuf.derived"/>Derived streambuf Classes</h3></div></div></div><p>
</p><p>Creating your own stream buffers for I/O can be remarkably easy. </p><p>Creating your own stream buffers for I/O can be remarkably easy.
If you are interested in doing so, we highly recommend two very If you are interested in doing so, we highly recommend two very
excellent books: excellent books:
<a class="link" href="http://www.angelikalanger.com/iostreams.html">Standard C++ <a class="link" href="http://www.angelikalanger.com/iostreams.html" target="">Standard C++
IOStreams and Locales</a> by Langer and Kreft, ISBN 0-201-18395-1, and IOStreams and Locales</a> by Langer and Kreft, ISBN 0-201-18395-1, and
<a class="link" href="http://www.josuttis.com/libbook/">The C++ Standard Library</a> <a class="link" href="http://www.josuttis.com/libbook/" target="">The C++ Standard Library</a>
by Nicolai Josuttis, ISBN 0-201-37926-0. Both are published by by Nicolai Josuttis, ISBN 0-201-37926-0. Both are published by
Addison-Wesley, who isn't paying us a cent for saying that, honest. Addison-Wesley, who isn't paying us a cent for saying that, honest.
</p><p>Here is a simple example, io/outbuf1, from the Josuttis text. It </p><p>Here is a simple example, io/outbuf1, from the Josuttis text. It
...@@ -55,7 +55,7 @@ ...@@ -55,7 +55,7 @@
} }
</pre><p>Try it yourself! More examples can be found in 3.1.x code, in </pre><p>Try it yourself! More examples can be found in 3.1.x code, in
<code class="code">include/ext/*_filebuf.h</code>, and in this article by James Kanze: <code class="code">include/ext/*_filebuf.h</code>, and in this article by James Kanze:
<a class="link" href="http://kanze.james.neuf.fr/articles/fltrsbf1.html">Filtering <a class="link" href="http://kanze.james.neuf.fr/articles/fltrsbf1.html" target="">Filtering
Streambufs</a>. Streambufs</a>.
</p></div><div class="section" title="Buffering"><div class="titlepage"><div><div><h3 class="title"><a id="io.streambuf.buffering"/>Buffering</h3></div></div></div><p>First, are you sure that you understand buffering? Particularly </p></div><div class="section" title="Buffering"><div class="titlepage"><div><div><h3 class="title"><a id="io.streambuf.buffering"/>Buffering</h3></div></div></div><p>First, are you sure that you understand buffering? Particularly
the fact that C++ may not, in fact, have anything to do with it? the fact that C++ may not, in fact, have anything to do with it?
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Input and Output Input and Output
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<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Chapter 4.  Support</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="bk01pt02.html" title="Part II.  Standard Contents"/><link rel="prev" href="bk01pt02.html" title="Part II.  Standard Contents"/><link rel="next" href="dynamic_memory.html" title="Dynamic Memory"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 4.  <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Chapter 4.  Support</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="bk01pt02.html" title="Part II.  Standard Contents"/><link rel="prev" href="bk01pt02.html" title="Part II.  Standard Contents"/><link rel="next" href="dynamic_memory.html" title="Dynamic Memory"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 4. 
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Support Support
<a id="id474643" class="indexterm"/> <a id="id592185" class="indexterm"/>
</h2></div></div></div><div class="toc"><p><strong>Table of Contents</strong></p><dl><dt><span class="section"><a href="support.html#std.support.types">Types</a></span></dt><dd><dl><dt><span class="section"><a href="support.html#std.support.types.fundamental">Fundamental Types</a></span></dt><dt><span class="section"><a href="support.html#std.support.types.numeric_limits">Numeric Properties</a></span></dt><dt><span class="section"><a href="support.html#std.support.types.null">NULL</a></span></dt></dl></dd><dt><span class="section"><a href="dynamic_memory.html">Dynamic Memory</a></span></dt><dt><span class="section"><a href="termination.html">Termination</a></span></dt><dd><dl><dt><span class="section"><a href="termination.html#support.termination.handlers">Termination Handlers</a></span></dt><dt><span class="section"><a href="termination.html#support.termination.verbose">Verbose Terminate Handler</a></span></dt></dl></dd></dl></div><p> </h1></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="section"><a href="support.html#std.support.types">Types</a></span></dt><dd><dl><dt><span class="section"><a href="support.html#std.support.types.fundamental">Fundamental Types</a></span></dt><dt><span class="section"><a href="support.html#std.support.types.numeric_limits">Numeric Properties</a></span></dt><dt><span class="section"><a href="support.html#std.support.types.null">NULL</a></span></dt></dl></dd><dt><span class="section"><a href="dynamic_memory.html">Dynamic Memory</a></span></dt><dt><span class="section"><a href="termination.html">Termination</a></span></dt><dd><dl><dt><span class="section"><a href="termination.html#support.termination.handlers">Termination Handlers</a></span></dt><dt><span class="section"><a href="termination.html#support.termination.verbose">Verbose Terminate Handler</a></span></dt></dl></dd></dl></div><p>
This part deals with the functions called and objects created This part deals with the functions called and objects created
automatically during the course of a program's existence. automatically during the course of a program's existence.
</p><p> </p><p>
...@@ -58,7 +58,7 @@ ...@@ -58,7 +58,7 @@
traits classes to give access to various implementation traits classes to give access to various implementation
defined-aspects of the fundamental types. The traits classes -- defined-aspects of the fundamental types. The traits classes --
fourteen in total -- are all specializations of the template class fourteen in total -- are all specializations of the template class
<code class="classname">numeric_limits</code>, documented <a class="link" href="http://gcc.gnu.org/onlinedocs/libstdc++/latest-doxygen/a00593.html">here</a> <code class="classname">numeric_limits</code>, documented <a class="link" href="http://gcc.gnu.org/onlinedocs/libstdc++/latest-doxygen/a00593.html" target="">here</a>
and defined as follows: and defined as follows:
</p><pre class="programlisting"> </p><pre class="programlisting">
template&lt;typename T&gt; template&lt;typename T&gt;
...@@ -116,14 +116,14 @@ ...@@ -116,14 +116,14 @@
overloading won't do what you expect. (This is why overloading won't do what you expect. (This is why
<span class="command"><strong>g++</strong></span> has a magic extension, so that <span class="command"><strong>g++</strong></span> has a magic extension, so that
<code class="constant">NULL</code> is always a pointer.) <code class="constant">NULL</code> is always a pointer.)
</p><p>In his book <a class="link" href="http://www.awprofessional.com/titles/0-201-92488-9/"><span class="emphasis"><em>Effective </p><p>In his book <a class="link" href="http://www.awprofessional.com/titles/0-201-92488-9/" target=""><span class="emphasis"><em>Effective
C++</em></span></a>, Scott Meyers points out that the best way C++</em></span></a>, Scott Meyers points out that the best way
to solve this problem is to not overload on pointer-vs-integer to solve this problem is to not overload on pointer-vs-integer
types to begin with. He also offers a way to make your own magic types to begin with. He also offers a way to make your own magic
<code class="constant">NULL</code> that will match pointers before it <code class="constant">NULL</code> that will match pointers before it
matches integers. matches integers.
</p><p>See </p><p>See
<a class="link" href="http://www.awprofessional.com/titles/0-201-31015-5/">the <a class="link" href="http://www.awprofessional.com/titles/0-201-31015-5/" target="">the
Effective C++ CD example</a> Effective C++ CD example</a>
</p></div></div></div><div class="navfooter"><hr/><table width="100%" summary="Navigation footer"><tr><td align="left"><a accesskey="p" href="bk01pt02.html">Prev</a> </td><td align="center"><a accesskey="u" href="bk01pt02.html">Up</a></td><td align="right"> <a accesskey="n" href="dynamic_memory.html">Next</a></td></tr><tr><td align="left" valign="top">Part II.  </p></div></div></div><div class="navfooter"><hr/><table width="100%" summary="Navigation footer"><tr><td align="left"><a accesskey="p" href="bk01pt02.html">Prev</a> </td><td align="center"><a accesskey="u" href="bk01pt02.html">Up</a></td><td align="right"> <a accesskey="n" href="dynamic_memory.html">Next</a></td></tr><tr><td align="left" valign="top">Part II. 
Standard Contents Standard Contents
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Porting and Maintenance Porting and Maintenance
</th><td align="right"> <a accesskey="n" href="abi.html">Next</a></td></tr></table><hr/></div><div class="section" title="Test"><div class="titlepage"><div><div><h2 class="title"><a id="manual.intro.setup.test"/>Test</h2></div></div></div><p> </th><td align="right"> <a accesskey="n" href="abi.html">Next</a></td></tr></table><hr/></div><div class="section" title="Test"><div class="titlepage"><div><div><h2 class="title"><a id="manual.intro.setup.test"/>Test</h2></div></div></div><p>
...@@ -146,9 +146,9 @@ cat 27_io/objects/char/3_xin.in | a.out ...@@ -146,9 +146,9 @@ cat 27_io/objects/char/3_xin.in | a.out
output, and the executable output (if any). output, and the executable output (if any).
</p><p> </p><p>
Archives of test results for various versions and platforms are Archives of test results for various versions and platforms are
available on the GCC website in the <a class="link" href="http://gcc.gnu.org/gcc-4.3/buildstat.html">build available on the GCC website in the <a class="link" href="http://gcc.gnu.org/gcc-4.3/buildstat.html" target="">build
status</a> section of each individual release, and are also status</a> section of each individual release, and are also
archived on a daily basis on the <a class="link" href="http://gcc.gnu.org/ml/gcc-testresults/current">gcc-testresults</a> archived on a daily basis on the <a class="link" href="http://gcc.gnu.org/ml/gcc-testresults/current" target="">gcc-testresults</a>
mailing list. Please check either of these places for a similar mailing list. Please check either of these places for a similar
combination of source version, operating system, and host CPU. combination of source version, operating system, and host CPU.
</p></div><div class="section" title="Variations"><div class="titlepage"><div><div><h4 class="title"><a id="test.run.variations"/>Variations</h4></div></div></div><p> </p></div><div class="section" title="Variations"><div class="titlepage"><div><div><h4 class="title"><a id="test.run.variations"/>Variations</h4></div></div></div><p>
...@@ -493,7 +493,7 @@ only default variables. ...@@ -493,7 +493,7 @@ only default variables.
reporting functions including: reporting functions including:
</p><div class="itemizedlist"><ul class="itemizedlist"><li class="listitem"><p>time_counter</p></li><li class="listitem"><p>resource_counter</p></li><li class="listitem"><p>report_performance</p></li></ul></div></li></ul></div></div></div><div class="section" title="Special Topics"><div class="titlepage"><div><div><h3 class="title"><a id="test.special"/>Special Topics</h3></div></div></div><div class="section" title="Qualifying Exception Safety Guarantees"><div class="titlepage"><div><div><h4 class="title"><a id="test.exception.safety"/> </p><div class="itemizedlist"><ul class="itemizedlist"><li class="listitem"><p>time_counter</p></li><li class="listitem"><p>resource_counter</p></li><li class="listitem"><p>report_performance</p></li></ul></div></li></ul></div></div></div><div class="section" title="Special Topics"><div class="titlepage"><div><div><h3 class="title"><a id="test.special"/>Special Topics</h3></div></div></div><div class="section" title="Qualifying Exception Safety Guarantees"><div class="titlepage"><div><div><h4 class="title"><a id="test.exception.safety"/>
Qualifying Exception Safety Guarantees Qualifying Exception Safety Guarantees
<a id="id501715" class="indexterm"/> <a id="id619257" class="indexterm"/>
</h4></div></div></div><div class="section" title="Overview"><div class="titlepage"><div><div><h5 class="title"><a id="test.exception.safety.overview"/>Overview</h5></div></div></div><p> </h4></div></div></div><div class="section" title="Overview"><div class="titlepage"><div><div><h5 class="title"><a id="test.exception.safety.overview"/>Overview</h5></div></div></div><p>
Testing is composed of running a particular test sequence, Testing is composed of running a particular test sequence,
and looking at what happens to the surrounding code when and looking at what happens to the surrounding code when
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<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Concurrency</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="using.html" title="Chapter 3. Using"/><link rel="prev" href="using_dynamic_or_shared.html" title="Linking"/><link rel="next" href="using_exceptions.html" title="Exceptions"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Concurrency</th></tr><tr><td align="left"><a accesskey="p" href="using_dynamic_or_shared.html">Prev</a> </td><th width="60%" align="center">Chapter 3. Using</th><td align="right"> <a accesskey="n" href="using_exceptions.html">Next</a></td></tr></table><hr/></div><div class="section" title="Concurrency"><div class="titlepage"><div><div><h2 class="title"><a id="manual.intro.using.concurrency"/>Concurrency</h2></div></div></div><p>This section discusses issues surrounding the proper compilation <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Concurrency</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="using.html" title="Chapter 3. Using"/><link rel="prev" href="using_dynamic_or_shared.html" title="Linking"/><link rel="next" href="using_exceptions.html" title="Exceptions"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Concurrency</th></tr><tr><td align="left"><a accesskey="p" href="using_dynamic_or_shared.html">Prev</a> </td><th width="60%" align="center">Chapter 3. Using</th><td align="right"> <a accesskey="n" href="using_exceptions.html">Next</a></td></tr></table><hr/></div><div class="section" title="Concurrency"><div class="titlepage"><div><div><h2 class="title"><a id="manual.intro.using.concurrency"/>Concurrency</h2></div></div></div><p>This section discusses issues surrounding the proper compilation
of multithreaded applications which use the Standard C++ of multithreaded applications which use the Standard C++
library. This information is GCC-specific since the C++ library. This information is GCC-specific since the C++
standard does not address matters of multithreaded applications. standard does not address matters of multithreaded applications.
...@@ -34,7 +34,7 @@ ...@@ -34,7 +34,7 @@
AFAIK, none of this is properly documented anywhere other than AFAIK, none of this is properly documented anywhere other than
in ``gcc -dumpspecs'' (look at lib and cpp entries). in ``gcc -dumpspecs'' (look at lib and cpp entries).
</p></div><div class="section" title="Thread Safety"><div class="titlepage"><div><div><h3 class="title"><a id="manual.intro.using.concurrency.thread_safety"/>Thread Safety</h3></div></div></div><p> </p></div><div class="section" title="Thread Safety"><div class="titlepage"><div><div><h3 class="title"><a id="manual.intro.using.concurrency.thread_safety"/>Thread Safety</h3></div></div></div><p>
We currently use the <a class="link" href="http://www.sgi.com/tech/stl/thread_safety.html">SGI STL</a> definition of thread safety. We currently use the <a class="link" href="http://www.sgi.com/tech/stl/thread_safety.html" target="">SGI STL</a> definition of thread safety.
</p><p>The library strives to be thread-safe when all of the following </p><p>The library strives to be thread-safe when all of the following
conditions are met: conditions are met:
</p><div class="itemizedlist"><ul class="itemizedlist"><li class="listitem"><p>The system's libc is itself thread-safe, </p><div class="itemizedlist"><ul class="itemizedlist"><li class="listitem"><p>The system's libc is itself thread-safe,
...@@ -53,7 +53,7 @@ gcc version 4.1.2 20070925 (Red Hat 4.1.2-33) ...@@ -53,7 +53,7 @@ gcc version 4.1.2 20070925 (Red Hat 4.1.2-33)
Requisite command-line flags are used for atomic operations Requisite command-line flags are used for atomic operations
and threading. Examples of this include <code class="code">-pthread</code> and threading. Examples of this include <code class="code">-pthread</code>
and <code class="code">-march=native</code>, although specifics vary and <code class="code">-march=native</code>, although specifics vary
depending on the host environment. See <a class="link" href="http://gcc.gnu.org/onlinedocs/gcc/Option-Summary.html">Machine depending on the host environment. See <a class="link" href="http://gcc.gnu.org/onlinedocs/gcc/Option-Summary.html" target="">Machine
Dependent Options</a>. Dependent Options</a>.
</p></li><li class="listitem"><p> </p></li><li class="listitem"><p>
An implementation of atomicity.h functions An implementation of atomicity.h functions
...@@ -161,9 +161,9 @@ gcc version 4.1.2 20070925 (Red Hat 4.1.2-33) ...@@ -161,9 +161,9 @@ gcc version 4.1.2 20070925 (Red Hat 4.1.2-33)
threaded and non-threaded code), see Chapter 17. threaded and non-threaded code), see Chapter 17.
</p><p>Two excellent pages to read when working with the Standard C++ </p><p>Two excellent pages to read when working with the Standard C++
containers and threads are containers and threads are
<a class="link" href="http://www.sgi.com/tech/stl/thread_safety.html">SGI's <a class="link" href="http://www.sgi.com/tech/stl/thread_safety.html" target="">SGI's
http://www.sgi.com/tech/stl/thread_safety.html</a> and http://www.sgi.com/tech/stl/thread_safety.html</a> and
<a class="link" href="http://www.sgi.com/tech/stl/Allocators.html">SGI's <a class="link" href="http://www.sgi.com/tech/stl/Allocators.html" target="">SGI's
http://www.sgi.com/tech/stl/Allocators.html</a>. http://www.sgi.com/tech/stl/Allocators.html</a>.
</p><p><span class="emphasis"><em>However, please ignore all discussions about the user-level </p><p><span class="emphasis"><em>However, please ignore all discussions about the user-level
configuration of the lock implementation inside the STL configuration of the lock implementation inside the STL
......
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<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Linking</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="using.html" title="Chapter 3. Using"/><link rel="prev" href="using_namespaces.html" title="Namespaces"/><link rel="next" href="using_concurrency.html" title="Concurrency"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Linking</th></tr><tr><td align="left"><a accesskey="p" href="using_namespaces.html">Prev</a> </td><th width="60%" align="center">Chapter 3. Using</th><td align="right"> <a accesskey="n" href="using_concurrency.html">Next</a></td></tr></table><hr/></div><div class="section" title="Linking"><div class="titlepage"><div><div><h2 class="title"><a id="manual.intro.using.linkage"/>Linking</h2></div></div></div><div class="section" title="Almost Nothing"><div class="titlepage"><div><div><h3 class="title"><a id="manual.intro.using.linkage.freestanding"/>Almost Nothing</h3></div></div></div><p> <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Linking</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="using.html" title="Chapter 3. Using"/><link rel="prev" href="using_namespaces.html" title="Namespaces"/><link rel="next" href="using_concurrency.html" title="Concurrency"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Linking</th></tr><tr><td align="left"><a accesskey="p" href="using_namespaces.html">Prev</a> </td><th width="60%" align="center">Chapter 3. Using</th><td align="right"> <a accesskey="n" href="using_concurrency.html">Next</a></td></tr></table><hr/></div><div class="section" title="Linking"><div class="titlepage"><div><div><h2 class="title"><a id="manual.intro.using.linkage"/>Linking</h2></div></div></div><div class="section" title="Almost Nothing"><div class="titlepage"><div><div><h3 class="title"><a id="manual.intro.using.linkage.freestanding"/>Almost Nothing</h3></div></div></div><p>
Or as close as it gets: freestanding. This is a minimal Or as close as it gets: freestanding. This is a minimal
configuration, with only partial support for the standard configuration, with only partial support for the standard
library. Assume only the following header files can be used: library. Assume only the following header files can be used:
...@@ -51,10 +51,10 @@ ...@@ -51,10 +51,10 @@
But how? But how?
</p><p> </p><p>
A quick read of the relevant part of the GCC A quick read of the relevant part of the GCC
manual, <a class="link" href="http://gcc.gnu.org/onlinedocs/gcc/Invoking-G_002b_002b.html#Invoking-G_002b_002b">Compiling manual, <a class="link" href="http://gcc.gnu.org/onlinedocs/gcc/Invoking-G_002b_002b.html#Invoking-G_002b_002b" target="">Compiling
C++ Programs</a>, specifies linking against a C++ C++ Programs</a>, specifies linking against a C++
library. More details from the library. More details from the
GCC <a class="link" href="http://gcc.gnu.org/faq.html#rpath">FAQ</a>, GCC <a class="link" href="http://gcc.gnu.org/faq.html#rpath" target="">FAQ</a>,
which states <span class="emphasis"><em>GCC does not, by default, specify a which states <span class="emphasis"><em>GCC does not, by default, specify a
location so that the dynamic linker can find dynamic libraries at location so that the dynamic linker can find dynamic libraries at
runtime.</em></span> runtime.</em></span>
......
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<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Exceptions</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; C++&#10; , &#10; exception&#10; , &#10; error&#10; , &#10; exception neutrality&#10; , &#10; exception safety&#10; , &#10; exception propagation&#10; , &#10; -fno-exceptions&#10; "/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="using.html" title="Chapter 3. Using"/><link rel="prev" href="using_concurrency.html" title="Concurrency"/><link rel="next" href="debug.html" title="Debugging Support"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Exceptions</th></tr><tr><td align="left"><a accesskey="p" href="using_concurrency.html">Prev</a> </td><th width="60%" align="center">Chapter 3. Using</th><td align="right"> <a accesskey="n" href="debug.html">Next</a></td></tr></table><hr/></div><div class="section" title="Exceptions"><div class="titlepage"><div><div><h2 class="title"><a id="manual.intro.using.exceptions"/>Exceptions</h2></div></div></div><p> <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Exceptions</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; C++&#10; , &#10; exception&#10; , &#10; error&#10; , &#10; exception neutrality&#10; , &#10; exception safety&#10; , &#10; exception propagation&#10; , &#10; -fno-exceptions&#10; "/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="using.html" title="Chapter 3. Using"/><link rel="prev" href="using_concurrency.html" title="Concurrency"/><link rel="next" href="debug.html" title="Debugging Support"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Exceptions</th></tr><tr><td align="left"><a accesskey="p" href="using_concurrency.html">Prev</a> </td><th width="60%" align="center">Chapter 3. Using</th><td align="right"> <a accesskey="n" href="debug.html">Next</a></td></tr></table><hr/></div><div class="section" title="Exceptions"><div class="titlepage"><div><div><h2 class="title"><a id="manual.intro.using.exceptions"/>Exceptions</h2></div></div></div><p>
The C++ language provides language support for stack unwinding The C++ language provides language support for stack unwinding
with <code class="literal">try</code> and <code class="literal">catch</code> blocks and with <code class="literal">try</code> and <code class="literal">catch</code> blocks and
the <code class="literal">throw</code> keyword. the <code class="literal">throw</code> keyword.
...@@ -113,7 +113,7 @@ exception neutrality and exception safety. ...@@ -113,7 +113,7 @@ exception neutrality and exception safety.
support <code class="literal">try</code> and <code class="literal">catch</code> blocks support <code class="literal">try</code> and <code class="literal">catch</code> blocks
and thrown objects. (Language support and thrown objects. (Language support
for <code class="literal">-fno-exceptions</code> is documented in the GNU for <code class="literal">-fno-exceptions</code> is documented in the GNU
GCC <a class="link" href="http://gcc.gnu.org/onlinedocs/gcc/Code-Gen-Options.html#Code-Gen-Options">manual</a>.) GCC <a class="link" href="http://gcc.gnu.org/onlinedocs/gcc/Code-Gen-Options.html#Code-Gen-Options" target="">manual</a>.)
</p><p>Before detailing the library support </p><p>Before detailing the library support
for <code class="literal">-fno-exceptions</code>, first a passing note on for <code class="literal">-fno-exceptions</code>, first a passing note on
the things lost when this flag is used: it will break exceptions the things lost when this flag is used: it will break exceptions
...@@ -266,7 +266,7 @@ is called. ...@@ -266,7 +266,7 @@ is called.
} }
catch(...) catch(...)
{ this-&gt;_M_setstate(ios_base::badbit); } { this-&gt;_M_setstate(ios_base::badbit); }
</pre></div></div><div class="bibliography" title="Bibliography"><div class="titlepage"><div><div><h3 class="title"><a id="using.exceptions.biblio"/>Bibliography</h3></div></div></div><div class="biblioentry"><a id="id473786"/><p><span class="biblioid"> </pre></div></div><div class="bibliography" title="Bibliography"><div class="titlepage"><div><div><h3 class="title"><a id="using.exceptions.biblio"/>Bibliography</h3></div></div></div><div class="biblioentry"><a id="id591326"/><p><span class="biblioid">
. </span><span class="citetitle"><em class="citetitle"> . </span><span class="citetitle"><em class="citetitle">
System Interface Definitions, Issue 7 (IEEE Std. 1003.1-2008) System Interface Definitions, Issue 7 (IEEE Std. 1003.1-2008)
</em>. </span><span class="pagenums"> </em>. </span><span class="pagenums">
...@@ -274,34 +274,34 @@ is called. ...@@ -274,34 +274,34 @@ is called.
. </span><span class="copyright">Copyright © 2008 . </span><span class="copyright">Copyright © 2008
The Open Group/The Institute of Electrical and Electronics The Open Group/The Institute of Electrical and Electronics
Engineers, Inc. Engineers, Inc.
. </span></p></div><div class="biblioentry"><a id="id473819"/><p><span class="biblioid"> . </span></p></div><div class="biblioentry"><a id="id591359"/><p><span class="biblioid">
. </span><span class="citetitle"><em class="citetitle"> . </span><span class="citetitle"><em class="citetitle">
Error and Exception Handling Error and Exception Handling
</em>. </span><span class="author"><span class="firstname">David</span> <span class="surname">Abrahams </span>. </span><span class="publisher"><span class="publishername"> </em>. </span><span class="author"><span class="firstname">David</span> <span class="surname">Abrahams </span>. </span><span class="publisher"><span class="publishername">
Boost Boost
. </span></span></p></div><div class="biblioentry"><a id="id473852"/><p><span class="biblioid"> . </span></span></p></div><div class="biblioentry"><a id="id591392"/><p><span class="biblioid">
. </span><span class="citetitle"><em class="citetitle"> . </span><span class="citetitle"><em class="citetitle">
Exception-Safety in Generic Components Exception-Safety in Generic Components
</em>. </span><span class="author"><span class="firstname">David</span> <span class="surname">Abrahams</span>. </span><span class="publisher"><span class="publishername"> </em>. </span><span class="author"><span class="firstname">David</span> <span class="surname">Abrahams</span>. </span><span class="publisher"><span class="publishername">
Boost Boost
. </span></span></p></div><div class="biblioentry"><a id="id473885"/><p><span class="biblioid"> . </span></span></p></div><div class="biblioentry"><a id="id591426"/><p><span class="biblioid">
. </span><span class="citetitle"><em class="citetitle"> . </span><span class="citetitle"><em class="citetitle">
Standard Library Exception Policy Standard Library Exception Policy
</em>. </span><span class="author"><span class="firstname">Matt</span> <span class="surname">Austern</span>. </span><span class="publisher"><span class="publishername"> </em>. </span><span class="author"><span class="firstname">Matt</span> <span class="surname">Austern</span>. </span><span class="publisher"><span class="publishername">
WG21 N1077 WG21 N1077
. </span></span></p></div><div class="biblioentry"><a id="id473919"/><p><span class="biblioid"> . </span></span></p></div><div class="biblioentry"><a id="id591459"/><p><span class="biblioid">
. </span><span class="citetitle"><em class="citetitle"> . </span><span class="citetitle"><em class="citetitle">
ia64 c++ abi exception handling ia64 c++ abi exception handling
</em>. </span><span class="author"><span class="firstname">Richard</span> <span class="surname">Henderson</span>. </span><span class="publisher"><span class="publishername"> </em>. </span><span class="author"><span class="firstname">Richard</span> <span class="surname">Henderson</span>. </span><span class="publisher"><span class="publishername">
GNU GNU
. </span></span></p></div><div class="biblioentry"><a id="id473952"/><p><span class="biblioid"> . </span></span></p></div><div class="biblioentry"><a id="id591492"/><p><span class="biblioid">
. </span><span class="citetitle"><em class="citetitle"> . </span><span class="citetitle"><em class="citetitle">
Appendix E: Standard-Library Exception Safety Appendix E: Standard-Library Exception Safety
</em>. </span><span class="author"><span class="firstname">Bjarne</span> <span class="surname">Stroustrup</span>. </span></p></div><div class="biblioentry"><a id="id473978"/><p><span class="citetitle"><em class="citetitle"> </em>. </span><span class="author"><span class="firstname">Bjarne</span> <span class="surname">Stroustrup</span>. </span></p></div><div class="biblioentry"><a id="id591518"/><p><span class="citetitle"><em class="citetitle">
Exceptional C++ Exceptional C++
</em>. </span><span class="pagenums"> </em>. </span><span class="pagenums">
Exception-Safety Issues and Techniques Exception-Safety Issues and Techniques
. </span><span class="author"><span class="firstname">Herb</span> <span class="surname">Sutter</span>. </span></p></div><div class="biblioentry"><a id="id473998"/><p><span class="biblioid"> . </span><span class="author"><span class="firstname">Herb</span> <span class="surname">Sutter</span>. </span></p></div><div class="biblioentry"><a id="id591538"/><p><span class="biblioid">
. </span><span class="citetitle"><em class="citetitle"> . </span><span class="citetitle"><em class="citetitle">
GCC Bug 25191: exception_defines.h #defines try/catch GCC Bug 25191: exception_defines.h #defines try/catch
</em>. </span></p></div></div></div><div class="navfooter"><hr/><table width="100%" summary="Navigation footer"><tr><td align="left"><a accesskey="p" href="using_concurrency.html">Prev</a> </td><td align="center"><a accesskey="u" href="using.html">Up</a></td><td align="right"> <a accesskey="n" href="debug.html">Next</a></td></tr><tr><td align="left" valign="top">Concurrency </td><td align="center"><a accesskey="h" href="../spine.html">Home</a></td><td align="right" valign="top"> Debugging Support</td></tr></table></div></body></html> </em>. </span></p></div></div></div><div class="navfooter"><hr/><table width="100%" summary="Navigation footer"><tr><td align="left"><a accesskey="p" href="using_concurrency.html">Prev</a> </td><td align="center"><a accesskey="u" href="using.html">Up</a></td><td align="right"> <a accesskey="n" href="debug.html">Next</a></td></tr><tr><td align="left" valign="top">Concurrency </td><td align="center"><a accesskey="h" href="../spine.html">Home</a></td><td align="right" valign="top"> Debugging Support</td></tr></table></div></body></html>
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<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Macros</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="using.html" title="Chapter 3. Using"/><link rel="prev" href="using_headers.html" title="Headers"/><link rel="next" href="using_namespaces.html" title="Namespaces"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Macros</th></tr><tr><td align="left"><a accesskey="p" href="using_headers.html">Prev</a> </td><th width="60%" align="center">Chapter 3. Using</th><td align="right"> <a accesskey="n" href="using_namespaces.html">Next</a></td></tr></table><hr/></div><div class="section" title="Macros"><div class="titlepage"><div><div><h2 class="title"><a id="manual.intro.using.macros"/>Macros</h2></div></div></div><p> <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Macros</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="using.html" title="Chapter 3. Using"/><link rel="prev" href="using_headers.html" title="Headers"/><link rel="next" href="using_namespaces.html" title="Namespaces"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Macros</th></tr><tr><td align="left"><a accesskey="p" href="using_headers.html">Prev</a> </td><th width="60%" align="center">Chapter 3. Using</th><td align="right"> <a accesskey="n" href="using_namespaces.html">Next</a></td></tr></table><hr/></div><div class="section" title="Macros"><div class="titlepage"><div><div><h2 class="title"><a id="manual.intro.using.macros"/>Macros</h2></div></div></div><p>
All library macros begin with <code class="code">_GLIBCXX_</code>. All library macros begin with <code class="code">_GLIBCXX_</code>.
</p><p> </p><p>
Furthermore, all pre-processor macros, switches, and Furthermore, all pre-processor macros, switches, and
......
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<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Namespaces</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="using.html" title="Chapter 3. Using"/><link rel="prev" href="using_macros.html" title="Macros"/><link rel="next" href="using_dynamic_or_shared.html" title="Linking"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Namespaces</th></tr><tr><td align="left"><a accesskey="p" href="using_macros.html">Prev</a> </td><th width="60%" align="center">Chapter 3. Using</th><td align="right"> <a accesskey="n" href="using_dynamic_or_shared.html">Next</a></td></tr></table><hr/></div><div class="section" title="Namespaces"><div class="titlepage"><div><div><h2 class="title"><a id="manual.intro.using.namespaces"/>Namespaces</h2></div></div></div><div class="section" title="Available Namespaces"><div class="titlepage"><div><div><h3 class="title"><a id="manual.intro.using.namespaces.all"/>Available Namespaces</h3></div></div></div><p> There are three main namespaces. <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Namespaces</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="using.html" title="Chapter 3. Using"/><link rel="prev" href="using_macros.html" title="Macros"/><link rel="next" href="using_dynamic_or_shared.html" title="Linking"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Namespaces</th></tr><tr><td align="left"><a accesskey="p" href="using_macros.html">Prev</a> </td><th width="60%" align="center">Chapter 3. Using</th><td align="right"> <a accesskey="n" href="using_dynamic_or_shared.html">Next</a></td></tr></table><hr/></div><div class="section" title="Namespaces"><div class="titlepage"><div><div><h2 class="title"><a id="manual.intro.using.namespaces"/>Namespaces</h2></div></div></div><div class="section" title="Available Namespaces"><div class="titlepage"><div><div><h3 class="title"><a id="manual.intro.using.namespaces.all"/>Available Namespaces</h3></div></div></div><p> There are three main namespaces.
</p><div class="itemizedlist"><ul class="itemizedlist"><li class="listitem"><p>std</p><p>The ISO C++ standards specify that "all library entities are defined </p><div class="itemizedlist"><ul class="itemizedlist"><li class="listitem"><p>std</p><p>The ISO C++ standards specify that "all library entities are defined
within namespace std." This includes namespaces nested within namespace std." This includes namespaces nested
within <code class="code">namespace std</code>, such as <code class="code">namespace within <code class="code">namespace std</code>, such as <code class="code">namespace
...@@ -11,7 +11,7 @@ but necessary for interoperability. ...@@ -11,7 +11,7 @@ but necessary for interoperability.
</p></li><li class="listitem"><p>__gnu_</p><p>Indicating one of several GNU extensions. Choices </p></li><li class="listitem"><p>__gnu_</p><p>Indicating one of several GNU extensions. Choices
include <code class="code">__gnu_cxx</code>, <code class="code">__gnu_debug</code>, <code class="code">__gnu_parallel</code>, include <code class="code">__gnu_cxx</code>, <code class="code">__gnu_debug</code>, <code class="code">__gnu_parallel</code>,
and <code class="code">__gnu_pbds</code>. and <code class="code">__gnu_pbds</code>.
</p></li></ul></div><p> A complete list of implementation namespaces (including namespace contents) is available in the generated source <a class="link" href="http://gcc.gnu.org/onlinedocs/libstdc++/latest-doxygen/namespaces.html">documentation</a>. </p></li></ul></div><p> A complete list of implementation namespaces (including namespace contents) is available in the generated source <a class="link" href="http://gcc.gnu.org/onlinedocs/libstdc++/latest-doxygen/namespaces.html" target="">documentation</a>.
</p></div><div class="section" title="namespace std"><div class="titlepage"><div><div><h3 class="title"><a id="manual.intro.using.namespaces.std"/>namespace std</h3></div></div></div><p> </p></div><div class="section" title="namespace std"><div class="titlepage"><div><div><h3 class="title"><a id="manual.intro.using.namespaces.std"/>namespace std</h3></div></div></div><p>
One standard requirement is that the library components are defined One standard requirement is that the library components are defined
in <code class="code">namespace std::</code>. Thus, in order to use these types or in <code class="code">namespace std::</code>. Thus, in order to use these types or
......
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<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Chapter 6.  Utilities</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="bk01pt02.html" title="Part II.  Standard Contents"/><link rel="prev" href="bk01pt02ch05s02.html" title="Concept Checking"/><link rel="next" href="pairs.html" title="Pairs"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 6.  <html xmlns="http://www.w3.org/1999/xhtml"><head><title>Chapter 6.  Utilities</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.75.2"/><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="bk01pt02.html" title="Part II.  Standard Contents"/><link rel="prev" href="bk01pt02ch05s02.html" title="Concept Checking"/><link rel="next" href="pairs.html" title="Pairs"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 6. 
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</th><td align="right"> <a accesskey="n" href="pairs.html">Next</a></td></tr></table><hr/></div><div class="chapter" title="Chapter 6.  Utilities"><div class="titlepage"><div><div><h2 class="title"><a id="std.util"/>Chapter 6.  </th><td align="right"> <a accesskey="n" href="pairs.html">Next</a></td></tr></table><hr/></div><div class="chapter" title="Chapter 6.  Utilities"><div class="titlepage"><div><div><h1 class="title"><a id="std.util"/>
Utilities Utilities
<a id="id475620" class="indexterm"/> <a id="id593161" class="indexterm"/>
</h2></div></div></div><div class="toc"><p><strong>Table of Contents</strong></p><dl><dt><span class="section"><a href="utilities.html#std.util.functors">Functors</a></span></dt><dt><span class="section"><a href="pairs.html">Pairs</a></span></dt><dt><span class="section"><a href="memory.html">Memory</a></span></dt><dd><dl><dt><span class="section"><a href="memory.html#std.util.memory.allocator">Allocators</a></span></dt><dt><span class="section"><a href="memory.html#std.util.memory.auto_ptr">auto_ptr</a></span></dt><dt><span class="section"><a href="memory.html#std.util.memory.shared_ptr">shared_ptr</a></span></dt></dl></dd><dt><span class="section"><a href="traits.html">Traits</a></span></dt></dl></div><div class="section" title="Functors"><div class="titlepage"><div><div><h2 class="title"><a id="std.util.functors"/>Functors</h2></div></div></div><p>If you don't know what functors are, you're not alone. Many people </h1></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="section"><a href="utilities.html#std.util.functors">Functors</a></span></dt><dt><span class="section"><a href="pairs.html">Pairs</a></span></dt><dt><span class="section"><a href="memory.html">Memory</a></span></dt><dd><dl><dt><span class="section"><a href="memory.html#std.util.memory.allocator">Allocators</a></span></dt><dt><span class="section"><a href="memory.html#std.util.memory.auto_ptr">auto_ptr</a></span></dt><dt><span class="section"><a href="memory.html#std.util.memory.shared_ptr">shared_ptr</a></span></dt></dl></dd><dt><span class="section"><a href="traits.html">Traits</a></span></dt></dl></div><div class="section" title="Functors"><div class="titlepage"><div><div><h2 class="title"><a id="std.util.functors"/>Functors</h2></div></div></div><p>If you don't know what functors are, you're not alone. Many people
get slightly the wrong idea. In the interest of not reinventing get slightly the wrong idea. In the interest of not reinventing
the wheel, we will refer you to the introduction to the functor the wheel, we will refer you to the introduction to the functor
concept written by SGI as chapter of their STL, in concept written by SGI as chapter of their STL, in
<a class="link" href="http://www.sgi.com/tech/stl/functors.html">their <a class="link" href="http://www.sgi.com/tech/stl/functors.html" target="">their
http://www.sgi.com/tech/stl/functors.html</a>. http://www.sgi.com/tech/stl/functors.html</a>.
</p></div></div><div class="navfooter"><hr/><table width="100%" summary="Navigation footer"><tr><td align="left"><a accesskey="p" href="bk01pt02ch05s02.html">Prev</a> </td><td align="center"><a accesskey="u" href="bk01pt02.html">Up</a></td><td align="right"> <a accesskey="n" href="pairs.html">Next</a></td></tr><tr><td align="left" valign="top">Concept Checking </td><td align="center"><a accesskey="h" href="../spine.html">Home</a></td><td align="right" valign="top"> Pairs</td></tr></table></div></body></html> </p></div></div><div class="navfooter"><hr/><table width="100%" summary="Navigation footer"><tr><td align="left"><a accesskey="p" href="bk01pt02ch05s02.html">Prev</a> </td><td align="center"><a accesskey="u" href="bk01pt02.html">Up</a></td><td align="right"> <a accesskey="n" href="pairs.html">Next</a></td></tr><tr><td align="left" valign="top">Concept Checking </td><td align="center"><a accesskey="h" href="../spine.html">Home</a></td><td align="right" valign="top"> Pairs</td></tr></table></div></body></html>
...@@ -104,11 +104,10 @@ particular release. ...@@ -104,11 +104,10 @@ particular release.
<entry/> <entry/>
</row> </row>
<row> <row>
<?dbhtml bgcolor="#B0B0B0" ?>
<entry>18.3.1.2</entry> <entry>18.3.1.2</entry>
<entry><code>numeric_limits</code> members</entry> <entry><code>numeric_limits</code> members</entry>
<entry>Partial</entry> <entry>Y</entry>
<entry>Missing constexpr</entry> <entry/>
</row> </row>
<row> <row>
<?dbhtml bgcolor="#C8B0B0" ?> <?dbhtml bgcolor="#C8B0B0" ?>
...@@ -391,11 +390,10 @@ particular release. ...@@ -391,11 +390,10 @@ particular release.
<entry/> <entry/>
</row> </row>
<row> <row>
<?dbhtml bgcolor="#B0B0B0" ?>
<entry>20.3.5.2</entry> <entry>20.3.5.2</entry>
<entry>Class template <code>pair</code></entry> <entry>Class template <code>pair</code></entry>
<entry>Partial</entry> <entry>Y</entry>
<entry>Missing constexpr</entry> <entry/>
</row> </row>
<row> <row>
<entry>20.3.5.3</entry> <entry>20.3.5.3</entry>
...@@ -404,17 +402,9 @@ particular release. ...@@ -404,17 +402,9 @@ particular release.
<entry/> <entry/>
</row> </row>
<row> <row>
<?dbhtml bgcolor="#C8B0B0" ?>
<entry>20.3.5.4</entry>
<entry><code>pair</code> range access</entry>
<entry>N</entry>
<entry/>
</row>
<row>
<?dbhtml bgcolor="#C8B0B0" ?>
<entry>20.3.5.5</entry> <entry>20.3.5.5</entry>
<entry>Piecewise construction</entry> <entry>Piecewise construction</entry>
<entry>N</entry> <entry>Y</entry>
<entry/> <entry/>
</row> </row>
<row> <row>
...@@ -430,17 +420,16 @@ particular release. ...@@ -430,17 +420,16 @@ particular release.
<entry/> <entry/>
</row> </row>
<row> <row>
<?dbhtml bgcolor="#B0B0B0" ?>
<entry>20.4.2</entry> <entry>20.4.2</entry>
<entry>Class template <code>tuple</code></entry> <entry>Class template <code>tuple</code></entry>
<entry>Partial</entry> <entry>Y</entry>
<entry>Missing constexpr and range access</entry> <entry/>
</row> </row>
<row> <row>
<entry>20.5</entry> <entry>20.5</entry>
<entry>Class template <code>bitset</code></entry> <entry>Class template <code>bitset</code></entry>
<entry>Partial</entry> <entry>Y</entry>
<entry>Missing constexpr</entry> <entry/>
</row> </row>
<row> <row>
<entry>20.6</entry> <entry>20.6</entry>
...@@ -519,7 +508,7 @@ particular release. ...@@ -519,7 +508,7 @@ particular release.
<entry>20.7.4.3</entry> <entry>20.7.4.3</entry>
<entry>Type properties</entry> <entry>Type properties</entry>
<entry>Partial</entry> <entry>Partial</entry>
<entry>Missing is_trivially_copyable, is_literal_type, is_nothrow_constructible</entry> <entry>Missing is_trivially_copyable, is_nothrow_constructible</entry>
</row> </row>
<row> <row>
<entry>20.7.5</entry> <entry>20.7.5</entry>
...@@ -649,10 +638,11 @@ particular release. ...@@ -649,10 +638,11 @@ particular release.
<entry/> <entry/>
</row> </row>
<row> <row>
<?dbhtml bgcolor="#B0B0B0" ?>
<entry>20.8.13</entry> <entry>20.8.13</entry>
<entry>Function template <code>mem_fn</code></entry> <entry>Function template <code>mem_fn</code></entry>
<entry>Y</entry> <entry>Partial</entry>
<entry/> <entry>Missing overloads for reference-qualified member functions</entry>
</row> </row>
<row> <row>
<entry>20.8.14</entry> <entry>20.8.14</entry>
...@@ -667,10 +657,11 @@ particular release. ...@@ -667,10 +657,11 @@ particular release.
<entry/> <entry/>
</row> </row>
<row> <row>
<?dbhtml bgcolor="#B0B0B0" ?>
<entry>20.8.14.2</entry> <entry>20.8.14.2</entry>
<entry>Class template <code>function</code></entry> <entry>Class template <code>function</code></entry>
<entry>Y</entry> <entry>Partial</entry>
<entry/> <entry>Missing allocator support</entry>
</row> </row>
<row> <row>
<entry>20.8.15</entry> <entry>20.8.15</entry>
...@@ -685,17 +676,15 @@ particular release. ...@@ -685,17 +676,15 @@ particular release.
<entry/> <entry/>
</row> </row>
<row> <row>
<?dbhtml bgcolor="#C8B0B0" ?>
<entry>20.9.1</entry> <entry>20.9.1</entry>
<entry>Allocator argument tag</entry> <entry>Allocator argument tag</entry>
<entry>N</entry> <entry>Y</entry>
<entry/> <entry/>
</row> </row>
<row> <row>
<?dbhtml bgcolor="#C8B0B0" ?>
<entry>20.9.2</entry> <entry>20.9.2</entry>
<entry><code>uses_allocator</code></entry> <entry><code>uses_allocator</code></entry>
<entry>N</entry> <entry>Y</entry>
<entry/> <entry/>
</row> </row>
<row> <row>
...@@ -765,10 +754,9 @@ particular release. ...@@ -765,10 +754,9 @@ particular release.
<entry/> <entry/>
</row> </row>
<row> <row>
<?dbhtml bgcolor="#C8B0B0" ?>
<entry>20.9.9.1</entry> <entry>20.9.9.1</entry>
<entry><code>addressof</code></entry> <entry><code>addressof</code></entry>
<entry>N</entry> <entry>Y</entry>
<entry/> <entry/>
</row> </row>
<row> <row>
...@@ -890,8 +878,8 @@ particular release. ...@@ -890,8 +878,8 @@ particular release.
<row> <row>
<entry>20.10.2.2</entry> <entry>20.10.2.2</entry>
<entry><code>duration_values</code></entry> <entry><code>duration_values</code></entry>
<entry>Partial</entry> <entry>Y</entry>
<entry>Missing constexpr</entry> <entry/>
</row> </row>
<row> <row>
<entry>20.10.2.3</entry> <entry>20.10.2.3</entry>
...@@ -902,14 +890,14 @@ particular release. ...@@ -902,14 +890,14 @@ particular release.
<row> <row>
<entry>20.10.3</entry> <entry>20.10.3</entry>
<entry>Class template <code>duration</code></entry> <entry>Class template <code>duration</code></entry>
<entry>Partial</entry> <entry>Y</entry>
<entry>Missing constexpr</entry> <entry/>
</row> </row>
<row> <row>
<entry>20.10.4</entry> <entry>20.10.4</entry>
<entry>Class template <code>time_point</code></entry> <entry>Class template <code>time_point</code></entry>
<entry>Partial</entry> <entry>Y</entry>
<entry>Missing constexpr</entry> <entry/>
</row> </row>
<row> <row>
<entry>20.10.5</entry> <entry>20.10.5</entry>
...@@ -987,12 +975,14 @@ particular release. ...@@ -987,12 +975,14 @@ particular release.
<entry/> <entry/>
</row> </row>
<row> <row>
<?dbhtml bgcolor="#B0B0B0" ?>
<entry>21.2.3.1</entry> <entry>21.2.3.1</entry>
<entry>struct <code>char_traits&lt;char&gt;</code></entry> <entry>struct <code>char_traits&lt;char&gt;</code></entry>
<entry>Partial</entry> <entry>Partial</entry>
<entry>Missing constexpr</entry> <entry>Missing constexpr</entry>
</row> </row>
<row> <row>
<?dbhtml bgcolor="#B0B0B0" ?>
<entry>21.2.3.2</entry> <entry>21.2.3.2</entry>
<entry>struct <code>char_traits&lt;char16_t&gt;</code></entry> <entry>struct <code>char_traits&lt;char16_t&gt;</code></entry>
<entry>Partial</entry> <entry>Partial</entry>
...@@ -1001,14 +991,14 @@ particular release. ...@@ -1001,14 +991,14 @@ particular release.
<row> <row>
<entry>21.2.3.3</entry> <entry>21.2.3.3</entry>
<entry>struct <code>char_traits&lt;char32_t&gt;</code></entry> <entry>struct <code>char_traits&lt;char32_t&gt;</code></entry>
<entry>Partial</entry> <entry>Y</entry>
<entry>Missing constexpr</entry> <entry/>
</row> </row>
<row> <row>
<entry>21.2.3.4</entry> <entry>21.2.3.4</entry>
<entry>struct <code>char_traits&lt;wchar_t&gt;</code></entry> <entry>struct <code>char_traits&lt;wchar_t&gt;</code></entry>
<entry>Partial</entry> <entry>Y</entry>
<entry>Missing constexpr</entry> <entry/>
</row> </row>
<row> <row>
<entry>21.3</entry> <entry>21.3</entry>
...@@ -1302,8 +1292,8 @@ particular release. ...@@ -1302,8 +1292,8 @@ particular release.
<row> <row>
<entry>23.3.1</entry> <entry>23.3.1</entry>
<entry>Class template <code>array</code></entry> <entry>Class template <code>array</code></entry>
<entry>Partial</entry> <entry>Y</entry>
<entry>Missing constexpr</entry> <entry/>
</row> </row>
<row> <row>
<entry>23.3.2</entry> <entry>23.3.2</entry>
...@@ -2268,7 +2258,7 @@ particular release. ...@@ -2268,7 +2258,7 @@ particular release.
<entry>30.4.1.1</entry> <entry>30.4.1.1</entry>
<entry>Class <code>mutex</code></entry> <entry>Class <code>mutex</code></entry>
<entry>Y</entry> <entry>Y</entry>
<entry>Missing constexpr</entry> <entry/>
</row> </row>
<row> <row>
<entry>30.4.1.2</entry> <entry>30.4.1.2</entry>
...@@ -2328,7 +2318,7 @@ particular release. ...@@ -2328,7 +2318,7 @@ particular release.
<entry>30.4.5.1</entry> <entry>30.4.5.1</entry>
<entry><code>once_flag</code></entry> <entry><code>once_flag</code></entry>
<entry>Y</entry> <entry>Y</entry>
<entry>Missing constexpr</entry> <entry/>
</row> </row>
<row> <row>
<entry>30.4.5.2</entry> <entry>30.4.5.2</entry>
...@@ -2371,7 +2361,7 @@ particular release. ...@@ -2371,7 +2361,7 @@ particular release.
<entry>30.6.2</entry> <entry>30.6.2</entry>
<entry>Error handling</entry> <entry>Error handling</entry>
<entry>Y</entry> <entry>Y</entry>
<entry>Missing constexpr</entry> <entry/>
</row> </row>
<row> <row>
<entry>30.6.3</entry> <entry>30.6.3</entry>
...@@ -2390,14 +2380,14 @@ particular release. ...@@ -2390,14 +2380,14 @@ particular release.
<entry>30.6.5</entry> <entry>30.6.5</entry>
<entry>Class template <code>promise</code></entry> <entry>Class template <code>promise</code></entry>
<entry>Partial</entry> <entry>Partial</entry>
<entry>Missing <code>allocator_arg_t</code> and set_*_at_thread_exit</entry> <entry>Missing set_*_at_thread_exit</entry>
</row> </row>
<row> <row>
<?dbhtml bgcolor="#B0B0B0" ?> <?dbhtml bgcolor="#B0B0B0" ?>
<entry>30.6.6</entry> <entry>30.6.6</entry>
<entry>Class template <code>future</code></entry> <entry>Class template <code>future</code></entry>
<entry>Partial</entry> <entry>Partial</entry>
<entry>Missing future_status</entry> <entry>Missing future_status and future::share()</entry>
</row> </row>
<row> <row>
<?dbhtml bgcolor="#B0B0B0" ?> <?dbhtml bgcolor="#B0B0B0" ?>
...@@ -2407,13 +2397,6 @@ particular release. ...@@ -2407,13 +2397,6 @@ particular release.
<entry>Missing future_status</entry> <entry>Missing future_status</entry>
</row> </row>
<row> <row>
<?dbhtml bgcolor="#C8B0B0" ?>
<entry>30.6.8</entry>
<entry>Class template <code>atomic_future</code></entry>
<entry>N</entry>
<entry/>
</row>
<row>
<entry>30.6.9</entry> <entry>30.6.9</entry>
<entry>Function template <code>async</code></entry> <entry>Function template <code>async</code></entry>
<entry>Y</entry> <entry>Y</entry>
...@@ -2424,7 +2407,7 @@ particular release. ...@@ -2424,7 +2407,7 @@ particular release.
<entry>30.6.10</entry> <entry>30.6.10</entry>
<entry>Class template <code>packaged_task</code></entry> <entry>Class template <code>packaged_task</code></entry>
<entry>Partial</entry> <entry>Partial</entry>
<entry>Missing <code>allocator_arg_t</code> and make_ready_at_thread_exit</entry> <entry>Missing make_ready_at_thread_exit</entry>
</row> </row>
<row> <row>
<entry> <entry>
......
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