[clang] [llvm] [LLVM][Clang][AArch64] Implement AArch64 build attributes (PR #118771)

[via llvm-commits]

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@@ -0,0 +1,62 @@
+// RUN: not llvm-mc -triple=aarch64 %s -o %t > %t.out 2>&1
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sivan-shani wrote:

Since the first line
`not llvm-mc -triple=aarch64 %s -o %t > %t.out 2>&1`
Starts with a 'not' (since the command is expected to return an error and fail)
Having a second line which does not starts with 'not 'enables catching FIlecheck errors.

https://github.com/llvm/llvm-project/pull/118771