text: // RUN: %clang_cc1 %s -triple i686-pc-win32 -fsyntax-only -Wc++11-narrowing -Wmicrosoft -verify -fms-extensions -std=c++11
  // RUN: %clang_cc1 %s -triple i686-pc-win32 -fsyntax-only -Wc++11-narrowing -Wmicrosoft -verify -fms-extensions -std=c++11 -fms-compatibility -DMS_COMPAT
  
  
  struct A {
       unsigned int a;
  };
  int b = 3;
  A var = {  b }; // expected-warning {{ cannot be narrowed }} expected-note {{insert an explicit cast to silence this issue}}
  
  
  namespace PR13433 {
    struct S;
    S make();
  
    template<typename F> auto x(F f) -> decltype(f(make()));
  #ifndef MS_COMPAT
  // expected-error@-2{{calling 'make' with incomplete return type 'PR13433::S'}}
  // expected-note@-5{{'make' declared here}}
  // expected-note@-7{{forward declaration of 'PR13433::S'}}
  #endif
  }
  