llvm-project

ce5276f6 - [Clang][X86] Add avx512 __builtin_ia32_select* constexpr handling (#152705)

[Clang][X86] Add avx512 __builtin_ia32_select* constexpr handling (#152705) This should allow us to constexpr many avx512 predicated intrinsics where they wrap basic intrinsics that are already constexpr Fixes #152321