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Commit d8d81f62 by Benjamin Kosnik Committed by Benjamin Kosnik
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acinclude.m4 (GLIBCPP_ENABLE_DEBUG_FLAGS): To --enable-libstdcxx-debug-flags. 


2003-07-04  Benjamin Kosnik  <bkoz@redhat.com>

	* acinclude.m4 (GLIBCPP_ENABLE_DEBUG_FLAGS): To
	--enable-libstdcxx-debug-flags.
	(GLIBCPP_ENABLE_DEBUG_FLAGS): To --enable-libstdcxx-debug.
	(GLIBCPP_ENABLE_PCH): To --enable-libstdcxx-pch.
	* aclocal.m4: Regenerate.
	* configure: Same.
	* docs/html/configopts.html: Update.

From-SVN: r68925
parent 6124d3bd
Showing with 88 additions and 76 deletions
libstdc++-v3/ChangeLog
2003-07-04 Benjamin Kosnik <bkoz@redhat.com>
* acinclude.m4 (GLIBCPP_ENABLE_DEBUG_FLAGS): To
--enable-libstdcxx-debug-flags.
(GLIBCPP_ENABLE_DEBUG_FLAGS): To --enable-libstdcxx-debug.
(GLIBCPP_ENABLE_PCH): To --enable-libstdcxx-pch.
* aclocal.m4: Regenerate.
* configure: Same.
* docs/html/configopts.html: Update.
2003-07-04 Paolo Carlini <pcarlini@unitus.it> 2003-07-04 Paolo Carlini <pcarlini@unitus.it>
Revert the fix for libstdc++/11378. Revert the fix for libstdc++/11378.
......
libstdc++-v3/acinclude.m4
...@@ -1013,14 +1013,14 @@ dnl Check to see if debugging libraries are to be built. ...@@ -1013,14 +1013,14 @@ dnl Check to see if debugging libraries are to be built.
dnl dnl
dnl GLIBCPP_ENABLE_DEBUG dnl GLIBCPP_ENABLE_DEBUG
dnl dnl
dnl --enable-debug dnl --enable-libstdcxx-debug
dnl builds a separate set of debugging libraries in addition to the dnl builds a separate set of debugging libraries in addition to the
dnl normal (shared, static) libstdc++ binaries. dnl normal (shared, static) libstdc++ binaries.
dnl dnl
dnl --disable-debug dnl --disable-libstdcxx-debug
dnl builds only one (non-debug) version of libstdc++. dnl builds only one (non-debug) version of libstdc++.
dnl dnl
dnl --enable-debug-flags=FLAGS dnl --enable-libstdcxx-debug-flags=FLAGS
dnl iff --enable-debug == yes, then use FLAGS to build the debug library. dnl iff --enable-debug == yes, then use FLAGS to build the debug library.
dnl dnl
dnl + Usage: GLIBCPP_ENABLE_DEBUG[(DEFAULT)] dnl + Usage: GLIBCPP_ENABLE_DEBUG[(DEFAULT)]
...@@ -1028,19 +1028,19 @@ dnl Where DEFAULT is either `yes' or `no'. If ommitted, it ...@@ -1028,19 +1028,19 @@ dnl Where DEFAULT is either `yes' or `no'. If ommitted, it
dnl defaults to `no'. dnl defaults to `no'.
AC_DEFUN(GLIBCPP_ENABLE_DEBUG, [dnl AC_DEFUN(GLIBCPP_ENABLE_DEBUG, [dnl
define([GLIBCPP_ENABLE_DEBUG_DEFAULT], ifelse($1, yes, yes, no))dnl define([GLIBCPP_ENABLE_DEBUG_DEFAULT], ifelse($1, yes, yes, no))dnl
AC_ARG_ENABLE(debug, AC_ARG_ENABLE(libstdcxx_debug,
changequote(<<, >>)dnl changequote(<<, >>)dnl
<< --enable-debug build extra debug library [default=>>GLIBCPP_ENABLE_DEBUG_DEFAULT], << --enable-libstdcxx-debug build extra debug library [default=>>GLIBCPP_ENABLE_DEBUG_DEFAULT],
changequote([, ])dnl changequote([, ])dnl
[case "${enableval}" in [case "${enableval}" in
yes) enable_debug=yes ;; yes) enable_libstdcxx_debug=yes ;;
no) enable_debug=no ;; no) enable_libstdcxx_debug=no ;;
*) AC_MSG_ERROR([Unknown argument to enable/disable extra debugging]) ;; *) AC_MSG_ERROR([Unknown argument to enable/disable extra debugging]) ;;
esac], esac],
enable_debug=GLIBCPP_ENABLE_DEBUG_DEFAULT)dnl enable_libstdcxx_debug=GLIBCPP_ENABLE_DEBUG_DEFAULT)dnl
AC_MSG_CHECKING([for additional debug build]) AC_MSG_CHECKING([for additional debug build])
AC_MSG_RESULT($enable_debug) AC_MSG_RESULT($enable_libstdcxx_debug)
AM_CONDITIONAL(GLIBCPP_BUILD_DEBUG, test "$enable_debug" = yes) AM_CONDITIONAL(GLIBCPP_BUILD_DEBUG, test "$enable_libstdcxx_debug" = yes)
]) ])
...@@ -1048,32 +1048,33 @@ dnl Check for explicit debug flags. ...@@ -1048,32 +1048,33 @@ dnl Check for explicit debug flags.
dnl dnl
dnl GLIBCPP_ENABLE_DEBUG_FLAGS dnl GLIBCPP_ENABLE_DEBUG_FLAGS
dnl dnl
dnl --enable-debug-flags='-O1' dnl --enable-libstdcxx-debug-flags='-O1'
dnl is a general method for passing flags to be used when dnl is a general method for passing flags to be used when
dnl building debug libraries with --enable-debug. dnl building debug libraries with --enable-debug.
dnl dnl
dnl --disable-debug-flags does nothing. dnl --disable-libstdcxx-debug-flags does nothing.
dnl + Usage: GLIBCPP_ENABLE_DEBUG_FLAGS(default flags) dnl + Usage: GLIBCPP_ENABLE_DEBUG_FLAGS(default flags)
dnl If "default flags" is an empty string (or "none"), the effect is dnl If "default flags" is an empty string (or "none"), the effect is
dnl the same as --disable or --enable=no. dnl the same as --disable or --enable=no.
AC_DEFUN(GLIBCPP_ENABLE_DEBUG_FLAGS, [dnl AC_DEFUN(GLIBCPP_ENABLE_DEBUG_FLAGS, [dnl
define([GLIBCPP_ENABLE_DEBUG_FLAGS_DEFAULT], ifelse($1,,, $1))dnl define([GLIBCPP_ENABLE_DEBUG_FLAGS_DEFAULT], ifelse($1,,, $1))dnl
AC_ARG_ENABLE(debug_flags, AC_ARG_ENABLE(libstdcxx_debug_flags,
changequote(<<, >>)dnl changequote(<<, >>)dnl
<< --enable-debug-flags=FLAGS pass compiler FLAGS when building debug << --enable-libstdcxx-debug-flags=FLAGS pass compiler FLAGS when building
library;[default=>>GLIBCPP_ENABLE_DEBUG_FLAGS_DEFAULT], debug library;
[default=>>GLIBCPP_ENABLE_DEBUG_FLAGS_DEFAULT],
changequote([, ])dnl changequote([, ])dnl
[case "${enableval}" in [case "${enableval}" in
none) ;; none) ;;
-*) enable_debug_flags="${enableval}" ;; -*) enable_libstdcxx_debug_flags="${enableval}" ;;
*) AC_MSG_ERROR([Unknown argument to extra debugging flags]) ;; *) AC_MSG_ERROR([Unknown argument to extra debugging flags]) ;;
esac], esac],
enable_debug_flags=GLIBCPP_ENABLE_DEBUG_FLAGS_DEFAULT)dnl enable_libstdcxx_debug_flags=GLIBCPP_ENABLE_DEBUG_FLAGS_DEFAULT)dnl
dnl Option parsed, now set things appropriately dnl Option parsed, now set things appropriately
case x"$enable_debug" in case x"$enable_libstdcxx_debug" in
xyes) xyes)
case "$enable_debug_flags" in case "$enable_libstdcxx_debug_flags" in
none) none)
DEBUG_FLAGS="-g3 -O0";; DEBUG_FLAGS="-g3 -O0";;
-*) #valid input -*) #valid input
...@@ -1111,7 +1112,7 @@ define([GLIBCPP_ENABLE_CXX_FLAGS_DEFAULT], ifelse($1,,, $1))dnl ...@@ -1111,7 +1112,7 @@ define([GLIBCPP_ENABLE_CXX_FLAGS_DEFAULT], ifelse($1,,, $1))dnl
AC_MSG_CHECKING([for extra compiler flags for building]) AC_MSG_CHECKING([for extra compiler flags for building])
AC_ARG_ENABLE(cxx_flags, AC_ARG_ENABLE(cxx_flags,
changequote(<<, >>)dnl changequote(<<, >>)dnl
<< --enable-cxx-flags=FLAGS pass compiler FLAGS when building library; << --enable-cxx-flags=FLAGS pass compiler FLAGS when building library;
[default=>>GLIBCPP_ENABLE_CXX_FLAGS_DEFAULT], [default=>>GLIBCPP_ENABLE_CXX_FLAGS_DEFAULT],
changequote([, ])dnl changequote([, ])dnl
[case "x$enable_cxx_flags" in [case "x$enable_cxx_flags" in
...@@ -1339,7 +1340,7 @@ AC_DEFUN(GLIBCPP_ENABLE_CSTDIO, [ ...@@ -1339,7 +1340,7 @@ AC_DEFUN(GLIBCPP_ENABLE_CSTDIO, [
AC_MSG_CHECKING([for cstdio to use]) AC_MSG_CHECKING([for cstdio to use])
AC_ARG_ENABLE(cstdio, AC_ARG_ENABLE(cstdio,
[ --enable-cstdio enable stdio for target io package. [ --enable-cstdio enable stdio for target io package.
--enable-cstdio=LIB use LIB target-speific io package. [default=stdio] --enable-cstdio=LIB use LIB target-specific io package. [default=stdio]
], ],
if test x$enable_cstdio = xno; then if test x$enable_cstdio = xno; then
enable_cstdio=stdio enable_cstdio=stdio
...@@ -1378,55 +1379,55 @@ dnl Check to see if building and using a C++ precompiled header can be done. ...@@ -1378,55 +1379,55 @@ dnl Check to see if building and using a C++ precompiled header can be done.
dnl dnl
dnl GLIBCPP_ENABLE_PCH dnl GLIBCPP_ENABLE_PCH
dnl dnl
dnl --enable-pch=yes dnl --enable-libstdcxx-pch=yes
dnl default, this shows intent to use stdc++.h.gch If it looks like it dnl default, this shows intent to use stdc++.h.gch If it looks like it
dnl may work, after some light-hearted attempts to puzzle out compiler dnl may work, after some light-hearted attempts to puzzle out compiler
dnl support, flip bits on in include/Makefile.am dnl support, flip bits on in include/Makefile.am
dnl dnl
dnl --disable-pch dnl --disable-libstdcxx-pch
dnl turns off attempts to use or build stdc++.h.gch. dnl turns off attempts to use or build stdc++.h.gch.
dnl dnl
AC_DEFUN(GLIBCPP_ENABLE_PCH, [dnl AC_DEFUN(GLIBCPP_ENABLE_PCH, [dnl
define([GLIBCPP_ENABLE_PCH_DEFAULT], ifelse($1,,, $1))dnl define([GLIBCPP_ENABLE_PCH_DEFAULT], ifelse($1,,, $1))dnl
AC_ARG_ENABLE(pch, AC_ARG_ENABLE(libstdcxx_pch,
changequote(<<, >>)dnl changequote(<<, >>)dnl
<< --enable-pch build pre-compiled libstdc++ includes [default=>>GLIBCPP_ENABLE_PCH_DEFAULT], << --enable-libstdcxx-pch build pre-compiled libstdc++ includes [default=>>GLIBCPP_ENABLE_PCH_DEFAULT],
changequote([, ])dnl changequote([, ])dnl
[case "${enableval}" in [case "${enableval}" in
yes) enable_pch=yes ;; yes) enable_libstdcxx_pch=yes ;;
no) enable_pch=no ;; no) enable_libstdcxx_pch=no ;;
*) AC_MSG_ERROR([Unknown argument to enable/disable PCH]) ;; *) AC_MSG_ERROR([Unknown argument to enable/disable PCH]) ;;
esac], esac],
enable_pch=GLIBCPP_ENABLE_PCH_DEFAULT)dnl enable_libstdcxx_pch=GLIBCPP_ENABLE_PCH_DEFAULT)dnl
if test x$enable_pch = xyes; then if test x$enable_libstdcxx_pch = xyes; then
ac_test_CXXFLAGS="${CXXFLAGS+set}" ac_test_CXXFLAGS="${CXXFLAGS+set}"
ac_save_CXXFLAGS="$CXXFLAGS" ac_save_CXXFLAGS="$CXXFLAGS"
CXXFLAGS='-Werror -Winvalid-pch -Wno-deprecated -x c++-header' CXXFLAGS='-Werror -Winvalid-pch -Wno-deprecated -x c++-header'
AC_MSG_CHECKING([for compiler that seems to compile .gch files]) AC_MSG_CHECKING([for compiler that seems to compile .gch files])
if test x${glibcpp_pch_comp+set} != xset; then if test x${pch_comp+set} != xset; then
AC_CACHE_VAL(glibcpp_pch_comp, [ AC_CACHE_VAL(pch_comp, [
AC_LANG_SAVE AC_LANG_SAVE
AC_LANG_CPLUSPLUS AC_LANG_CPLUSPLUS
AC_TRY_COMPILE([#include <math.h>], , AC_TRY_COMPILE([#include <math.h>], ,
[glibcpp_pch_comp=yes], [glibcpp_pch_comp=no]) [pch_comp=yes], [pch_comp=no])
AC_LANG_RESTORE AC_LANG_RESTORE
]) ])
fi fi
AC_MSG_RESULT([$glibcpp_pch_comp]) AC_MSG_RESULT([$pch_comp])
CXXFLAGS="$ac_save_CXXFLAGS" CXXFLAGS="$ac_save_CXXFLAGS"
fi fi
if test x"$enable_pch" = xyes && test x"$glibcpp_pch_comp" = xno; then if test x"$enable_libstdcxx_pch" = xyes && test x"$pch_comp" = xno; then
enable_pch=no enable_pch=no
fi fi
AC_MSG_CHECKING([for enabled PCH]) AC_MSG_CHECKING([for enabled PCH])
AC_MSG_RESULT([$enable_pch]) AC_MSG_RESULT([$enable_libstdcxx_pch])
AM_CONDITIONAL(GLIBCPP_BUILD_PCH, test "$enable_pch" = yes) AM_CONDITIONAL(GLIBCPP_BUILD_PCH, test "$enable_libstdcxx_pch" = yes)
if test "$enable_pch" = yes; then if test "$enable_pch" = yes; then
glibcpp_PCHFLAGS="-include bits/stdc++.h" glibcpp_PCHFLAGS="-include bits/stdc++.h"
else else
......
libstdc++-v3/aclocal.m4
...@@ -1025,14 +1025,14 @@ dnl Check to see if debugging libraries are to be built. ...@@ -1025,14 +1025,14 @@ dnl Check to see if debugging libraries are to be built.
dnl dnl
dnl GLIBCPP_ENABLE_DEBUG dnl GLIBCPP_ENABLE_DEBUG
dnl dnl
dnl --enable-debug dnl --enable-libstdcxx-debug
dnl builds a separate set of debugging libraries in addition to the dnl builds a separate set of debugging libraries in addition to the
dnl normal (shared, static) libstdc++ binaries. dnl normal (shared, static) libstdc++ binaries.
dnl dnl
dnl --disable-debug dnl --disable-libstdcxx-debug
dnl builds only one (non-debug) version of libstdc++. dnl builds only one (non-debug) version of libstdc++.
dnl dnl
dnl --enable-debug-flags=FLAGS dnl --enable-libstdcxx-debug-flags=FLAGS
dnl iff --enable-debug == yes, then use FLAGS to build the debug library. dnl iff --enable-debug == yes, then use FLAGS to build the debug library.
dnl dnl
dnl + Usage: GLIBCPP_ENABLE_DEBUG[(DEFAULT)] dnl + Usage: GLIBCPP_ENABLE_DEBUG[(DEFAULT)]
...@@ -1040,19 +1040,19 @@ dnl Where DEFAULT is either `yes' or `no'. If ommitted, it ...@@ -1040,19 +1040,19 @@ dnl Where DEFAULT is either `yes' or `no'. If ommitted, it
dnl defaults to `no'. dnl defaults to `no'.
AC_DEFUN(GLIBCPP_ENABLE_DEBUG, [dnl AC_DEFUN(GLIBCPP_ENABLE_DEBUG, [dnl
define([GLIBCPP_ENABLE_DEBUG_DEFAULT], ifelse($1, yes, yes, no))dnl define([GLIBCPP_ENABLE_DEBUG_DEFAULT], ifelse($1, yes, yes, no))dnl
AC_ARG_ENABLE(debug, AC_ARG_ENABLE(libstdcxx_debug,
changequote(<<, >>)dnl changequote(<<, >>)dnl
<< --enable-debug build extra debug library [default=>>GLIBCPP_ENABLE_DEBUG_DEFAULT], << --enable-libstdcxx-debug build extra debug library [default=>>GLIBCPP_ENABLE_DEBUG_DEFAULT],
changequote([, ])dnl changequote([, ])dnl
[case "${enableval}" in [case "${enableval}" in
yes) enable_debug=yes ;; yes) enable_libstdcxx_debug=yes ;;
no) enable_debug=no ;; no) enable_libstdcxx_debug=no ;;
*) AC_MSG_ERROR([Unknown argument to enable/disable extra debugging]) ;; *) AC_MSG_ERROR([Unknown argument to enable/disable extra debugging]) ;;
esac], esac],
enable_debug=GLIBCPP_ENABLE_DEBUG_DEFAULT)dnl enable_libstdcxx_debug=GLIBCPP_ENABLE_DEBUG_DEFAULT)dnl
AC_MSG_CHECKING([for additional debug build]) AC_MSG_CHECKING([for additional debug build])
AC_MSG_RESULT($enable_debug) AC_MSG_RESULT($enable_libstdcxx_debug)
AM_CONDITIONAL(GLIBCPP_BUILD_DEBUG, test "$enable_debug" = yes) AM_CONDITIONAL(GLIBCPP_BUILD_DEBUG, test "$enable_libstdcxx_debug" = yes)
]) ])
...@@ -1060,32 +1060,33 @@ dnl Check for explicit debug flags. ...@@ -1060,32 +1060,33 @@ dnl Check for explicit debug flags.
dnl dnl
dnl GLIBCPP_ENABLE_DEBUG_FLAGS dnl GLIBCPP_ENABLE_DEBUG_FLAGS
dnl dnl
dnl --enable-debug-flags='-O1' dnl --enable-libstdcxx-debug-flags='-O1'
dnl is a general method for passing flags to be used when dnl is a general method for passing flags to be used when
dnl building debug libraries with --enable-debug. dnl building debug libraries with --enable-debug.
dnl dnl
dnl --disable-debug-flags does nothing. dnl --disable-libstdcxx-debug-flags does nothing.
dnl + Usage: GLIBCPP_ENABLE_DEBUG_FLAGS(default flags) dnl + Usage: GLIBCPP_ENABLE_DEBUG_FLAGS(default flags)
dnl If "default flags" is an empty string (or "none"), the effect is dnl If "default flags" is an empty string (or "none"), the effect is
dnl the same as --disable or --enable=no. dnl the same as --disable or --enable=no.
AC_DEFUN(GLIBCPP_ENABLE_DEBUG_FLAGS, [dnl AC_DEFUN(GLIBCPP_ENABLE_DEBUG_FLAGS, [dnl
define([GLIBCPP_ENABLE_DEBUG_FLAGS_DEFAULT], ifelse($1,,, $1))dnl define([GLIBCPP_ENABLE_DEBUG_FLAGS_DEFAULT], ifelse($1,,, $1))dnl
AC_ARG_ENABLE(debug_flags, AC_ARG_ENABLE(libstdcxx_debug_flags,
changequote(<<, >>)dnl changequote(<<, >>)dnl
<< --enable-debug-flags=FLAGS pass compiler FLAGS when building debug << --enable-libstdcxx-debug-flags=FLAGS pass compiler FLAGS when building
library;[default=>>GLIBCPP_ENABLE_DEBUG_FLAGS_DEFAULT], debug library;
[default=>>GLIBCPP_ENABLE_DEBUG_FLAGS_DEFAULT],
changequote([, ])dnl changequote([, ])dnl
[case "${enableval}" in [case "${enableval}" in
none) ;; none) ;;
-*) enable_debug_flags="${enableval}" ;; -*) enable_libstdcxx_debug_flags="${enableval}" ;;
*) AC_MSG_ERROR([Unknown argument to extra debugging flags]) ;; *) AC_MSG_ERROR([Unknown argument to extra debugging flags]) ;;
esac], esac],
enable_debug_flags=GLIBCPP_ENABLE_DEBUG_FLAGS_DEFAULT)dnl enable_libstdcxx_debug_flags=GLIBCPP_ENABLE_DEBUG_FLAGS_DEFAULT)dnl
dnl Option parsed, now set things appropriately dnl Option parsed, now set things appropriately
case x"$enable_debug" in case x"$enable_libstdcxx_debug" in
xyes) xyes)
case "$enable_debug_flags" in case "$enable_libstdcxx_debug_flags" in
none) none)
DEBUG_FLAGS="-g3 -O0";; DEBUG_FLAGS="-g3 -O0";;
-*) #valid input -*) #valid input
...@@ -1123,7 +1124,7 @@ define([GLIBCPP_ENABLE_CXX_FLAGS_DEFAULT], ifelse($1,,, $1))dnl ...@@ -1123,7 +1124,7 @@ define([GLIBCPP_ENABLE_CXX_FLAGS_DEFAULT], ifelse($1,,, $1))dnl
AC_MSG_CHECKING([for extra compiler flags for building]) AC_MSG_CHECKING([for extra compiler flags for building])
AC_ARG_ENABLE(cxx_flags, AC_ARG_ENABLE(cxx_flags,
changequote(<<, >>)dnl changequote(<<, >>)dnl
<< --enable-cxx-flags=FLAGS pass compiler FLAGS when building library; << --enable-cxx-flags=FLAGS pass compiler FLAGS when building library;
[default=>>GLIBCPP_ENABLE_CXX_FLAGS_DEFAULT], [default=>>GLIBCPP_ENABLE_CXX_FLAGS_DEFAULT],
changequote([, ])dnl changequote([, ])dnl
[case "x$enable_cxx_flags" in [case "x$enable_cxx_flags" in
...@@ -1351,7 +1352,7 @@ AC_DEFUN(GLIBCPP_ENABLE_CSTDIO, [ ...@@ -1351,7 +1352,7 @@ AC_DEFUN(GLIBCPP_ENABLE_CSTDIO, [
AC_MSG_CHECKING([for cstdio to use]) AC_MSG_CHECKING([for cstdio to use])
AC_ARG_ENABLE(cstdio, AC_ARG_ENABLE(cstdio,
[ --enable-cstdio enable stdio for target io package. [ --enable-cstdio enable stdio for target io package.
--enable-cstdio=LIB use LIB target-speific io package. [default=stdio] --enable-cstdio=LIB use LIB target-specific io package. [default=stdio]
], ],
if test x$enable_cstdio = xno; then if test x$enable_cstdio = xno; then
enable_cstdio=stdio enable_cstdio=stdio
...@@ -1390,55 +1391,55 @@ dnl Check to see if building and using a C++ precompiled header can be done. ...@@ -1390,55 +1391,55 @@ dnl Check to see if building and using a C++ precompiled header can be done.
dnl dnl
dnl GLIBCPP_ENABLE_PCH dnl GLIBCPP_ENABLE_PCH
dnl dnl
dnl --enable-pch=yes dnl --enable-libstdcxx-pch=yes
dnl default, this shows intent to use stdc++.h.gch If it looks like it dnl default, this shows intent to use stdc++.h.gch If it looks like it
dnl may work, after some light-hearted attempts to puzzle out compiler dnl may work, after some light-hearted attempts to puzzle out compiler
dnl support, flip bits on in include/Makefile.am dnl support, flip bits on in include/Makefile.am
dnl dnl
dnl --disable-pch dnl --disable-libstdcxx-pch
dnl turns off attempts to use or build stdc++.h.gch. dnl turns off attempts to use or build stdc++.h.gch.
dnl dnl
AC_DEFUN(GLIBCPP_ENABLE_PCH, [dnl AC_DEFUN(GLIBCPP_ENABLE_PCH, [dnl
define([GLIBCPP_ENABLE_PCH_DEFAULT], ifelse($1,,, $1))dnl define([GLIBCPP_ENABLE_PCH_DEFAULT], ifelse($1,,, $1))dnl
AC_ARG_ENABLE(pch, AC_ARG_ENABLE(libstdcxx_pch,
changequote(<<, >>)dnl changequote(<<, >>)dnl
<< --enable-pch build pre-compiled libstdc++ includes [default=>>GLIBCPP_ENABLE_PCH_DEFAULT], << --enable-libstdcxx-pch build pre-compiled libstdc++ includes [default=>>GLIBCPP_ENABLE_PCH_DEFAULT],
changequote([, ])dnl changequote([, ])dnl
[case "${enableval}" in [case "${enableval}" in
yes) enable_pch=yes ;; yes) enable_libstdcxx_pch=yes ;;
no) enable_pch=no ;; no) enable_libstdcxx_pch=no ;;
*) AC_MSG_ERROR([Unknown argument to enable/disable PCH]) ;; *) AC_MSG_ERROR([Unknown argument to enable/disable PCH]) ;;
esac], esac],
enable_pch=GLIBCPP_ENABLE_PCH_DEFAULT)dnl enable_libstdcxx_pch=GLIBCPP_ENABLE_PCH_DEFAULT)dnl
if test x$enable_pch = xyes; then if test x$enable_libstdcxx_pch = xyes; then
ac_test_CXXFLAGS="${CXXFLAGS+set}" ac_test_CXXFLAGS="${CXXFLAGS+set}"
ac_save_CXXFLAGS="$CXXFLAGS" ac_save_CXXFLAGS="$CXXFLAGS"
CXXFLAGS='-Werror -Winvalid-pch -Wno-deprecated -x c++-header' CXXFLAGS='-Werror -Winvalid-pch -Wno-deprecated -x c++-header'
AC_MSG_CHECKING([for compiler that seems to compile .gch files]) AC_MSG_CHECKING([for compiler that seems to compile .gch files])
if test x${glibcpp_pch_comp+set} != xset; then if test x${pch_comp+set} != xset; then
AC_CACHE_VAL(glibcpp_pch_comp, [ AC_CACHE_VAL(pch_comp, [
AC_LANG_SAVE AC_LANG_SAVE
AC_LANG_CPLUSPLUS AC_LANG_CPLUSPLUS
AC_TRY_COMPILE([#include <math.h>], , AC_TRY_COMPILE([#include <math.h>], ,
[glibcpp_pch_comp=yes], [glibcpp_pch_comp=no]) [pch_comp=yes], [pch_comp=no])
AC_LANG_RESTORE AC_LANG_RESTORE
]) ])
fi fi
AC_MSG_RESULT([$glibcpp_pch_comp]) AC_MSG_RESULT([$pch_comp])
CXXFLAGS="$ac_save_CXXFLAGS" CXXFLAGS="$ac_save_CXXFLAGS"
fi fi
if test x"$enable_pch" = xyes && test x"$glibcpp_pch_comp" = xno; then if test x"$enable_libstdcxx_pch" = xyes && test x"$pch_comp" = xno; then
enable_pch=no enable_pch=no
fi fi
AC_MSG_CHECKING([for enabled PCH]) AC_MSG_CHECKING([for enabled PCH])
AC_MSG_RESULT([$enable_pch]) AC_MSG_RESULT([$enable_libstdcxx_pch])
AM_CONDITIONAL(GLIBCPP_BUILD_PCH, test "$enable_pch" = yes) AM_CONDITIONAL(GLIBCPP_BUILD_PCH, test "$enable_libstdcxx_pch" = yes)
if test "$enable_pch" = yes; then if test "$enable_pch" = yes; then
glibcpp_PCHFLAGS="-include bits/stdc++.h" glibcpp_PCHFLAGS="-include bits/stdc++.h"
else else
......
libstdc++-v3/configure
This source diff could not be displayed because it is too large. You can view the blob instead.
libstdc++-v3/docs/html/configopts.html
...@@ -144,7 +144,7 @@ options</a></h1> ...@@ -144,7 +144,7 @@ options</a></h1>
</p> </p>
</dd> </dd>
<dt><code>--enable-debug </code></dt> <dt><code>--enable-libstdcxx-debug </code></dt>
<dd><p>Build separate debug libraries in addition to what is normally built. <dd><p>Build separate debug libraries in addition to what is normally built.
By default, the debug libraries are compiled with By default, the debug libraries are compiled with
<code> CXXFLAGS='-g3 -O0'</code> <code> CXXFLAGS='-g3 -O0'</code>
...@@ -159,7 +159,7 @@ options</a></h1> ...@@ -159,7 +159,7 @@ options</a></h1>
</p> </p>
</dd> </dd>
<dt><code>--enable-debug-flags=FLAGS</code></dt> <dt><code>--enable-libstdcxx-debug-flags=FLAGS</code></dt>
<dd><p>This option is only valid when <code> --enable-debug </code> <dd><p>This option is only valid when <code> --enable-debug </code>
is also specified, and applies to the debug builds only. With is also specified, and applies to the debug builds only. With
...@@ -168,7 +168,7 @@ options</a></h1> ...@@ -168,7 +168,7 @@ options</a></h1>
FLAGS is a quoted string of options, like FLAGS is a quoted string of options, like
</p> </p>
<pre> <pre>
--enable-debug-flags='-g3 -O1 -gdwarf-2'</pre> --enable-libstdcxx-debug-flags='-g3 -O1 -gdwarf-2'</pre>
</dd> </dd>
<dt><code>--enable-cxx-flags=FLAGS</code></dt> <dt><code>--enable-cxx-flags=FLAGS</code></dt>
...@@ -262,7 +262,7 @@ options</a></h1> ...@@ -262,7 +262,7 @@ options</a></h1>
</p> </p>
</dd> </dd>
<dt><code>--enable-pch </code></dt> <dt><code>--enable-libstdcxx-pch </code></dt>
<dd><p>In 3.4 and later, tries to turn on the generation of <dd><p>In 3.4 and later, tries to turn on the generation of
stdc++.h.gch, a pre-compiled file including all the standard stdc++.h.gch, a pre-compiled file including all the standard
C++ includes. If enabled (as by default), and the compiler C++ includes. If enabled (as by default), and the compiler
......
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