PR78905 define _GLIBCXX_RELEASE macro

	PR libstdc++/78905
	* doc/xml/manual/abi.xml (abi.versioning.history): Add markup to
	macro names, filenames, and literal values. Document _GLIBCXX_RELEASE.
	Document that the deprecated _GLIBCXX_VERSION macro was removed for
	the 4.0.0 release.
	* doc/html/*: Regenerate.
	* include/Makefile.am (_GLIBCXX_RELEASE): Set value.
	* include/Makefile.in: Regenerate.
	* include/bits/c++config (_GLIBCXX_RELEASE): Add #define.
	* testsuite/ext/profile/mutex_extensions_neg.cc: Use lineno of 0 in
	dg-error.

From-SVN: r244642

libstdc++-v3/ChangeLog

+2017-01-19  Jonathan Wakely  <jwakely@redhat.com>
+
+	PR libstdc++/78905
+	* doc/xml/manual/abi.xml (abi.versioning.history): Add markup to
+	macro names, filenames, and literal values. Document _GLIBCXX_RELEASE.
+	Document that the deprecated _GLIBCXX_VERSION macro was removed for
+	the 4.0.0 release.
+	* doc/html/*: Regenerate.
+	* include/Makefile.am (_GLIBCXX_RELEASE): Set value.
+	* include/Makefile.in: Regenerate.
+	* include/bits/c++config (_GLIBCXX_RELEASE): Add #define.
+	* testsuite/ext/profile/mutex_extensions_neg.cc: Use lineno of 0 in
+	dg-error.
+
 2017-01-18  Jonathan Wakely  <jwakely@redhat.com>
 
 	PR libstdc++/69301
@@ -22,7 +36,7 @@
 
 	PR libstdc++/69699
 	* doc/xml/manual/abi.xml (abi.versioning.history): Explain why the
-	_GLIBCXX__ macro is not useful. Remove redundant date information
+	__GLIBCXX__ macro is not useful. Remove redundant date information
 	and link to the GCC release timeline.
 	(abi.versioning.active): Move partial sentence into the previous
 	paragraph.

libstdc++-v3/include/Makefile.am

@@ -1238,6 +1238,7 @@ ${host_builddir}/c++config.h: ${CONFIG_HEADER} \
 			      stamp-cxx11-abi \
 			      stamp-allocator-new
 	@date=`cat ${toplevel_srcdir}/gcc/DATESTAMP` ;\
+	release=`sed 's/^\([0-9]*\).*$$/\1/' ${toplevel_srcdir}/gcc/BASE-VER` ;\
 	ns_version=`cat stamp-namespace-version` ;\
 	visibility=`cat stamp-visibility` ;\
 	externtemplate=`cat stamp-extern-template` ;\
@@ -1249,6 +1250,7 @@ ${host_builddir}/c++config.h: ${CONFIG_HEADER} \
 	${CONFIG_HEADER} > /dev/null 2>&1 \
 	&& ldbl_compat='s,^#undef _GLIBCXX_LONG_DOUBLE_COMPAT$$,#define _GLIBCXX_LONG_DOUBLE_COMPAT 1,' ;\
 	sed -e "s,define __GLIBCXX__,define __GLIBCXX__ $$date," \
+	-e "s,define _GLIBCXX_RELEASE,define _GLIBCXX_RELEASE $$release," \
 	-e "s,define _GLIBCXX_INLINE_VERSION, define _GLIBCXX_INLINE_VERSION $$ns_version," \
 	-e "s,define _GLIBCXX_HAVE_ATTRIBUTE_VISIBILITY, define _GLIBCXX_HAVE_ATTRIBUTE_VISIBILITY $$visibility," \
 	-e "s,define _GLIBCXX_EXTERN_TEMPLATE$$, define _GLIBCXX_EXTERN_TEMPLATE $$externtemplate," \

libstdc++-v3/include/Makefile.in

@@ -1669,6 +1669,7 @@ ${host_builddir}/c++config.h: ${CONFIG_HEADER} \
 			      stamp-cxx11-abi \
 			      stamp-allocator-new
 	@date=`cat ${toplevel_srcdir}/gcc/DATESTAMP` ;\
+	release=`sed 's/^\([0-9]*\).*$$/\1/' ${toplevel_srcdir}/gcc/BASE-VER` ;\
 	ns_version=`cat stamp-namespace-version` ;\
 	visibility=`cat stamp-visibility` ;\
 	externtemplate=`cat stamp-extern-template` ;\
@@ -1680,6 +1681,7 @@ ${host_builddir}/c++config.h: ${CONFIG_HEADER} \
 	${CONFIG_HEADER} > /dev/null 2>&1 \
 	&& ldbl_compat='s,^#undef _GLIBCXX_LONG_DOUBLE_COMPAT$$,#define _GLIBCXX_LONG_DOUBLE_COMPAT 1,' ;\
 	sed -e "s,define __GLIBCXX__,define __GLIBCXX__ $$date," \
+	-e "s,define _GLIBCXX_RELEASE,define _GLIBCXX_RELEASE $$release," \
 	-e "s,define _GLIBCXX_INLINE_VERSION, define _GLIBCXX_INLINE_VERSION $$ns_version," \
 	-e "s,define _GLIBCXX_HAVE_ATTRIBUTE_VISIBILITY, define _GLIBCXX_HAVE_ATTRIBUTE_VISIBILITY $$visibility," \
 	-e "s,define _GLIBCXX_EXTERN_TEMPLATE$$, define _GLIBCXX_EXTERN_TEMPLATE $$externtemplate," \

libstdc++-v3/include/bits/c++config

@@ -30,7 +30,10 @@
 #ifndef _GLIBCXX_CXX_CONFIG_H
 #define _GLIBCXX_CXX_CONFIG_H 1
 
-// The current version of the C++ library in compressed ISO date format.
+// The major release number for the GCC release the C++ library belongs to.
+#define _GLIBCXX_RELEASE
+
+// The datestamp of the C++ library in compressed ISO date format.
 #define __GLIBCXX__
 
 // Macros for various attributes.

libstdc++-v3/testsuite/ext/profile/mutex_extensions_neg.cc

@@ -25,7 +25,7 @@
 
 #include <vector>
 
-// { dg-error "multiple inlined namespaces" "" { target *-*-* } 350 }
+// { dg-error "multiple inlined namespaces" "" { target *-*-* } 0 }
 
 // "template argument 1 is invalid"
 // { dg-prune-output "tuple:993" }