[clang] [clang] [Headers] Don't use unreserved name in avx512fp16intrin.h (PR #98478)

[Shengchen Kan via cfe-commits]

KanRobert wrote:

Hmm, what's your usage?

#define A

before

#include <avx512fp16intrin.h>

?



https://github.com/llvm/llvm-project/pull/98478