[libcxx-commits] [libcxx] [libcxxabi] [libc++][libc++abi] Minor follow-up changes after ptrauth upstreaming (PR #87481)

[Ahmed Bougacha via libcxx-commits]

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@@ -275,13 +275,14 @@ struct __type_info_implementations {
           __impl;
 };
 
-#    if defined(__arm64__) && __has_cpp_attribute(clang::ptrauth_vtable_pointer)
+#    if __has_cpp_attribute(_Clang::__ptrauth_vtable_pointer__)
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ahmedbougacha wrote:

I opened #99726 for the codegen side.

@ldionne let's switch `ptrauth_type_info_discriminated_vtable_pointer` below to  `ptrauth_type_info_vtable_pointer_discrimination`

https://github.com/llvm/llvm-project/pull/87481