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; 14