[clang] [APINotes] Parse function-like Where.Parameters (PR #203227)

[Gábor Horváth via cfe-commits]

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@@ -1137,6 +1151,12 @@ class YAMLConverter {
     }
 
     for (const auto &CXXMethod : T.Methods) {
+      if (CXXMethod.Where && CXXMethod.Where->Parameters) {
+        emitError(
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Xazax-hun wrote:

Nit: we would not trigger a diagnostic for just an empty `Where` yet, right? Should we add that?

https://github.com/llvm/llvm-project/pull/203227