[clang] [AArch64][clang][llvm] Add ACLE macros to support Armv9.7 (PR #192948)

[via cfe-commits]

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@@ -806,6 +806,38 @@
 //  CHECK-SVE-F16F32MM: __ARM_FEATURE_SVE 1
 //  CHECK-SVE-F16F32MM: __ARM_FEATURE_SVE_F16F32MM 1
 
+// RUN: %clang --target=aarch64 -march=armv9-a+f16f32dot -x c -E -dM %s -o - | FileCheck --check-prefix=CHECK-F16F32DOT %s
+// CHECK-F16F32DOT: __ARM_FEATURE_F16F32DOT 1
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CarolineConcatto wrote:

Should we check if this also sets neon and fp16?

https://github.com/llvm/llvm-project/pull/192948