[clang] [Clang] Add tests for ref-qualified operator new (PR #215644)

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@@ -54,4 +54,11 @@ struct B {
   void operator delete(void*) volatile; //expected-error {{static member function cannot have 'volatile' qualifier}}
   void operator delete[](void*) volatile; //expected-error {{static member function cannot have 'volatile' qualifier}}
 };
-}
+  struct RefQualifierLValue {
+    void* operator new(size_t bytes) &; // expected-error {{static member function cannot have '&' qualifier}}
+  };
+
+  struct RefQualifierRValue {
+    void* operator new(size_t bytes) &&; // expected-error {{static member function cannot have '&&' qualifier}}
+  };
+  } // namespace GH79748
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nehaGautam07 wrote:

Thanks for the review.  Added a newline as suggested.

https://github.com/llvm/llvm-project/pull/215644