https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77405
Eric Botcazou <ebotcazou at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|WAITING |NEW CC| |hjl at gcc dot gnu.org Component|ada |target --- Comment #11 from Eric Botcazou <ebotcazou at gcc dot gnu.org> --- > * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit > mode if unaligned SSE load and store are optimal. Then the SIGBUS is trigged by an SSE intruction operating on unaligned memory and I presume that the kernel doesn't patch things up, unlike on Linux?