clang/test/CodeGenCXX/ms-thunks-variadic-return.cpp

   1 // RUN: %clang_cc1 -fno-rtti-data -triple x86_64-windows-msvc -emit-llvm-only %s -verify
   2
   3 // Verify that we error out on this return adjusting thunk that we can't emit.
   4
   5 struct A {
   6   virtual A *clone(const char *f, ...) = 0;
   7 };
   8 struct B : virtual A {
   9   // expected-error@+1 2 {{cannot compile this return-adjusting thunk with variadic arguments yet}}
  10   B *clone(const char *f, ...) override;
  11 };
  12 struct C : B { int c; };
  13 C c;