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      1 // RUN: %clang_cc1 -fsyntax-only -std=c++11 %s -verify
      2 
      3 // prvalue
      4 void prvalue() {
      5   auto&& x = []()->void { };
      6   auto& y = []()->void { }; // expected-error{{cannot bind to a temporary of type}}
      7 }
      8 
      9 namespace std {
     10   class type_info;
     11 }
     12 
     13 struct P {
     14   virtual ~P();
     15 };
     16 
     17 void unevaluated_operand(P &p, int i) {
     18   int i2 = sizeof([]()->void{}()); // expected-error{{lambda expression in an unevaluated operand}}
     19   const std::type_info &ti1 = typeid([&]() -> P& { return p; }());
     20   const std::type_info &ti2 = typeid([&]() -> int { return i; }());  // expected-error{{lambda expression in an unevaluated operand}}
     21 }
     22 
     23 template<typename T>
     24 struct Boom {
     25   Boom(const Boom&) {
     26     T* x = 1; // expected-error{{cannot initialize a variable of type 'int *' with an rvalue of type 'int'}} \
     27     // expected-error{{cannot initialize a variable of type 'float *' with an rvalue of type 'int'}} \
     28     // expected-error{{cannot initialize a variable of type 'double *' with an rvalue of type 'int'}}
     29   }
     30   void tickle() const;
     31 };
     32 
     33 void odr_used(P &p, Boom<int> boom_int, Boom<float> boom_float,
     34               Boom<double> boom_double) {
     35   const std::type_info &ti1
     36     = typeid([=,&p]() -> P& { boom_int.tickle(); return p; }()); // expected-note{{in instantiation of member function 'Boom<int>::Boom' requested here}}
     37   const std::type_info &ti2
     38     = typeid([=]() -> int { boom_float.tickle(); return 0; }()); // expected-error{{lambda expression in an unevaluated operand}} \
     39   // expected-note{{in instantiation of member function 'Boom<float>::Boom' requested here}}
     40 
     41   auto foo = [=]() -> int { boom_double.tickle(); return 0; }; // expected-note{{in instantiation of member function 'Boom<double>::Boom' requested here}}
     42 }
     43