text: // RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s
  // expected-no-diagnostics
  
  class B {
  public:
    [[clang::disable_tail_calls]] virtual int foo1() { return 1; }
    [[clang::disable_tail_calls]] int foo2() { return 2; }
  };
  