[llvm-branch-commits] [llvm] release/18.x: [X86][Driver] Do not add `-evex512` for `-march=native` when the target doesn't support AVX512 (#91694) (PR #91705)

[via llvm-branch-commits]

llvmbot wrote:

@topperc What do you think about merging this PR to the release branch?

https://github.com/llvm/llvm-project/pull/91705