https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67056
Markus Trippelsdorf <trippels at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Keywords| |wrong-code Status|UNCONFIRMED |NEW Last reconfirmed| |2015-08-04 CC| |hubicka at gcc dot gnu.org Component|c++ |ipa Summary|Wrong code generated |[5/6 regression] Wrong code | |generated Ever confirmed|0 |1 --- Comment #8 from Markus Trippelsdorf <trippels at gcc dot gnu.org> --- markus@x4 tmp % g++ -fsanitize=undefined -std=c++14 -O2 -fPIC mem.ii markus@x4 tmp % ./a.out mem.ii:72:5: runtime error: execution reached a __builtin_unreachable() call markus@x4 tmp % g++ -fno-devirtualize -fsanitize=undefined -std=c++14 -O2 -fPIC mem.ii markus@x4 tmp % ./a.out markus@x4 tmp %