[clang] [clang] Refactor target attribute mangling. (PR #81893)

[Erich Keane via cfe-commits]

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@@ -14,6 +14,7 @@
 #ifndef LLVM_CLANG_BASIC_TARGETINFO_H
 #define LLVM_CLANG_BASIC_TARGETINFO_H
 
+#include "clang/AST/Attr.h"
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erichkeane wrote:

Basic shouldn't be referencing AST (IIRC, it shouldn't reference anything but basic or llvm), this ends up being an unfortunate layering violation.

https://github.com/llvm/llvm-project/pull/81893