[clang] [Clang] Fix -Wunused-private-field false negative with defaulted comparison operators (PR #116871)

[Chris White via cfe-commits]

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@@ -7535,7 +7535,7 @@ void Sema::CheckExplicitlyDefaultedFunction(Scope *S, FunctionDecl *FD) {
     return;
   }
 
-  if (DefKind.isComparison())
+  if (DefKind.isComparison() && isa<CXXRecordDecl>(FD->getDeclContext()))
     UnusedPrivateFields.clear();
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whiteio wrote:

Thanks for the pointers! I believe I understand now. I've push a new commit with the changes 1f64a2bb972f5cf9e6455eb721acfd8281ad6981

https://github.com/llvm/llvm-project/pull/116871