https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82939
--- Comment #4 from Eric Gallager <egallager at gcc dot gnu.org> --- Created attachment 42594 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=42594&action=edit genmatch crash report (In reply to Richard Biener from comment #3) > Hmm, GCC 4.2 as host compiler and using non-standard flags (-Os). Can you > try > with standard flags? It's probably miscompiling libcpp and/or genmatch. When removing -Os it instead segfaults: build/genmatch --gimple ../../gcc/match.pd \ > tmp-gimple-match.c /bin/sh: line 1: 76756 Segmentation fault build/genmatch --gimple ../../gcc/match.pd > tmp-gimple-match.c make[3]: *** [s-match] Error 139 make[2]: *** [all-stage1-gcc] Error 2 make[1]: *** [stage1-bubble] Error 2 make: *** [all] Error 2 Attaching the crash reporter log.
