re PR libstdc++/57212 (Don't use pe-coff weak support with mingw)

2013-05-08  Andoni Morales Alastruey <ylatuya@gmail.com>

	PR libstdc++/57212
	* include/Makefile.am (_GLIBCXX___MINGW32_GLIBCXX___): Modify
	to __MINGW32__.
	* include/Makefile.in: Regenerated.

From-SVN: r198720

libstdc++-v3/ChangeLog

+2013-05-08  Andoni Morales Alastruey <ylatuya@gmail.com>
+
+	PR libstdc++/57212
+	* include/Makefile.am (_GLIBCXX___MINGW32_GLIBCXX___): Modify
+	to __MINGW32__.
+	* include/Makefile.in: Regenerated.
+
 2013-05-07  François Dumont  <fdumont@gcc.gnu.org>
 
 	* include/profile/unordered_base.h: New.

libstdc++-v3/include/Makefile.am

@@ -1133,6 +1133,7 @@ ${host_builddir}/gthr.h: ${toplevel_srcdir}/libgcc/gthr.h stamp-${host_alias}
 	sed -e '/^#pragma/b' \
 	    -e '/^#/s/\(${uppercase}${uppercase}*\)/_GLIBCXX_\1/g' \
 	    -e 's/_GLIBCXX_SUPPORTS_WEAK/__GXX_WEAK__/g' \
+	    -e 's/_GLIBCXX___MINGW32_GLIBCXX___/__MINGW32__/g' \
 	    -e 's,^#include "\(.*\)",#include <bits/\1>,g' \
 	    < $< > $@
 

libstdc++-v3/include/Makefile.in

@@ -1534,6 +1534,7 @@ ${host_builddir}/gthr.h: ${toplevel_srcdir}/libgcc/gthr.h stamp-${host_alias}
 	sed -e '/^#pragma/b' \
 	    -e '/^#/s/\(${uppercase}${uppercase}*\)/_GLIBCXX_\1/g' \
 	    -e 's/_GLIBCXX_SUPPORTS_WEAK/__GXX_WEAK__/g' \
+	    -e 's/_GLIBCXX___MINGW32_GLIBCXX___/__MINGW32__/g' \
 	    -e 's,^#include "\(.*\)",#include <bits/\1>,g' \
 	    < $< > $@