https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111889
--- Comment #1 from Haochen Jiang <haochen.jiang at intel dot com> --- (In reply to Haochen Jiang from comment #0) > Created attachment 56155 [details] > Simple testcase > > With this simple testcase and command like this: > > x86_64-pc-linux-gnu-gcc -O2 -march=x86-64 1.c > > We will finally get: > > error: inlining failed in call to ‘always_inline’ ‘_mm256_mask_mov_pd’: > target specific option mismatch > > But if we use the command like this: > > x86_64-pc-linux-gnu-gcc -O2 -march=x86-64 -mno-evex512 1.c Oops, I missing a sentence here, I mean it will meet no issue if we specified -mno-evex512 in command line. > > It seems that the default handle for evex512 with avx512 will finally let > the compiler wrongly suppose that 128/256 bit intrins need evex512 feature > when co-operating with function attribute, but actually it does not.
