https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79341
--- Comment #55 from Dominik Vogt <vogt at linux dot vnet.ibm.com> --- (In reply to Dominik Vogt from comment #53) > no fails with -m31; with -m64 null-deref-1.c fails with c and > c++, and memcmp-1.c with c++ only. memcmp-1.c is not reproducible.