https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61949
--- Comment #15 from ro at CeBiTec dot Uni-Bielefeld.DE <ro at CeBiTec dot Uni-Bielefeld.DE> --- They do, and for the same reason: Program received signal SIGSEGV, Segmentation fault. [Switching to Thread 1 (LWP 1)] 0x08f5ecc1 in md5_read_ctx (resbuf=0x8046fd8, ctx=0x8046e90) at /var/gcc/reghunt/trunk/libiberty/md5.c:91 91 memcpy (resbuf, buffer, 16); 1: x/i $pc => 0x8f5ecc1 <md5_finish_ctx+161>: movaps -0x28(%ebp),%xmm0 (gdb) p/x $ebp $1 = 0x8046e74 Rainer