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

[via cfe-commits]

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@@ -5936,6 +5936,8 @@ def err_fold_expression_limit_exceeded: Error<
   "instantiating fold expression with %0 arguments exceeded expression nesting "
   "limit of %1">, DefaultFatal, NoSFINAE;
 
+def note_function_like_macro_requires_parens
+    : Note<"'%0' is defined here as a function-like macro; did you mean to write '%0(...)'">;
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StarOne01 wrote:

Done!

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