https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104723
--- Comment #1 from Hongtao.liu <crazylht at gmail dot com> ---
(In reply to Hongtao.liu from comment #0)
> bool f256(char *a)
> {
> char t[] = "012345678901234567890123456789012345678901234567";
> return __builtin_memcpy(a, &t[0], sizeof(t)) == 0;
> }
>
> https://godbolt.org/z/jcjbT4d8e
>
> gcc12 generates
>
> vmovdqa64 ymm31, YMMWORD PTR .LC0[rip]
> xor eax, eax
> vmovdqu64 YMMWORD PTR [rsp-72], ymm31
> vmovdqa64 ymm31, YMMWORD PTR .LC1[rip]
> vmovdqu64 YMMWORD PTR [rsp-55], ymm31
> vmovdqu64 ymm31, YMMWORD PTR [rsp-72]
STF issue here?
