Hi, see for details http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57212
ChangeLog libstdc++ 2013-05-08 Andoni Morales Alastruey <ylat...@gmail.com> PR libstdc++/57212 * include/Makefile.am (_GLIBCXX___MINGW32_GLIBCXX___): Modify to __MINGW32__. * include/Makefile: Regenerated. I will apply this patch as obvious fix for Andoni. Regards, Kai >From 694df461711448770000326f4943bb147b3fc810 Mon Sep 17 00:00:00 2001 From: Andoni Morales Alastruey <ylat...@gmail.com> Date: Wed, 8 May 2013 15:30:00 +0200 Subject: [PATCH] libstdc++: fix define for MINGW32 --- libstdc++-v3/include/Makefile.am | 1 + 1 file changed, 1 insertion(+) diff --git a/libstdc++-v3/include/Makefile.am b/libstdc++-v3/include/Makefile.am index e6de256..06c1497 100644 --- a/libstdc++-v3/include/Makefile.am +++ b/libstdc++-v3/include/Makefile.am @@ -1125,6 +1125,7 @@ ${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' \ < $< > $@