[clang] [clang][Sema] Add diagnostic note for reference of function-like macros requiring without parentheses (PR #123495)

[Aaron Ballman via cfe-commits]

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@@ -2347,6 +2347,27 @@ Sema::BuildDeclRefExpr(ValueDecl *D, QualType Ty, ExprValueKind VK,
   return E;
 }
 
+// Check whether a similar function-like macro exists and suggest it
+static bool isFunctionLikeMacro(const DeclarationName &Name, Sema &SemaRef,
+                                const SourceLocation &TypoLoc) {
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AaronBallman wrote:

It will do it for you, I'm just used to having to point it out. :-)

https://github.com/llvm/llvm-project/pull/123495