[clang] [clang] Support [[]] spelling for noderef (PR #190100)

[Yanzuo Liu via cfe-commits]

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@@ -4688,8 +4681,20 @@ static TypeSourceInfo *GetFullTypeForDeclarator(TypeProcessingState &state,
     }
   }
 
+  // GNU attributes on a declaration (e.g., __attribute__((noderef)) int *p;)
+  // are parsed as part of the DeclSpec, but they are intended to apply to
+  // the first pointer or array declarator chunk encountered. Standard
+  // C++11 attribute syntax `[[clang::noderef]]` has stricter placement
+  // rules and should not "float" to the pointer. If a standard noderef
+  // attribute is found on the DeclSpec, we skip setting `ExpectNoDerefChunk`
+  // to ensure it is diagnosed for being applied to a non-pointer type,
+  // rather than silently moving it to the pointer.
   bool ExpectNoDerefChunk =
-      state.getCurrentAttributes().hasAttribute(ParsedAttr::AT_NoDeref);
+      std::any_of(state.getCurrentAttributes().begin(),
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zwuis wrote:

We could use `llvm::any_of`.

https://github.com/llvm/llvm-project/pull/190100