[Bug target/118815] [15 Regression] Getting `Vector size conflicts between AVX10.1 and AVX512, using 512 as max vector size` warning with -Wsystem-headers

[haochen.jiang at intel dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118815

--- Comment #5 from Haochen Jiang <haochen.jiang at intel dot com> ---
It is caused by the EVEX512 set and condition judge on warnings.

EVEX512 should not be set or taken into consideration if AVX512 not explicitly
enabled.