http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56038
--- Comment #2 from Jonathan Liu <net147 at gmail dot com> 2013-03-25 04:12:41 UTC --- I can reproduce this with MinGW-w64 GCC 4.8.0 x86 DW2/SJLJ. It does not occur with MinGW-w64 GCC 4.8.0 x86_64 SEH/SJLJ.