http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56145
--- Comment #4 from Vincent <vchou79 at gmail dot com> 2013-02-09 00:36:41 UTC --- Hi Richard, The same also with native win-64bits build. host=x86_64-w64-mingw32 build=x86_64-slackware-linux target=x86_64-w64-mingw32 gcc version 4.8.0 20130208 (experimental) [gcc trunk revision 195894] (mingw-w64 trunk revision 5583) x86_64-w64-mingw32-gcc -m64 -O2 -floop-parallelize-all -ffast-math -c layer3.i layer3.c: In function 'decode_layer3_sideinfo': layer3.c:1613:1: internal compiler error: Segmentation fault Please submit a full bug report, with preprocessed source if appropriate. See <http://gcc.gnu.org/bugs.html> for instructions.