p2.cpp revision e2c5913c48f66bfec9e58a8ad1d90e5eeffad586 
1// RUN: %clang_cc1 -fsyntax-only -std=c++11 %s -verify
2
3// prvalue
4void prvalue() {
5  auto&& x = []()->void { }; // expected-error{{lambda expressions are not supported yet}}
6  auto& y = []()->void { }; // expected-error{{cannot bind to a temporary of type}} \
7  // expected-error{{lambda expressions are not supported yet}}
8}
9
10namespace std {
11  class type_info;
12}
13
14struct P {
15  virtual ~P();
16};
17
18void unevaluated_operand(P &p, int i) {
19  int i2 = sizeof([]()->void{}()); // expected-error{{lambda expression in an unevaluated operand}} \
20  // expected-error{{lambda expressions are not supported yet}}
21  const std::type_info &ti1 = typeid([&]() -> P& { return p; }()); // expected-error{{lambda expressions are not supported yet}}
22  const std::type_info &ti2 = typeid([&]() -> int { return i; }());  // expected-error{{lambda expression in an unevaluated operand}} \
23  // expected-error{{lambda expressions are not supported yet}}
24}
25
26template<typename T>
27struct Boom {
28  Boom(const Boom&) {
29    T* x = 1; // expected-error{{cannot initialize a variable of type 'int *' with an rvalue of type 'int'}} \
30    // expected-error{{cannot initialize a variable of type 'float *' with an rvalue of type 'int'}} \
31    // expected-error{{cannot initialize a variable of type 'double *' with an rvalue of type 'int'}}
32  }
33  void tickle() const;
34};
35
36void odr_used(P &p, Boom<int> boom_int, Boom<float> boom_float,
37              Boom<double> boom_double) {
38  const std::type_info &ti1
39    = typeid([=,&p]() -> P& { boom_int.tickle(); return p; }()); // expected-error{{lambda expressions are not supported yet}} \
40  // expected-note{{in instantiation of member function 'Boom<int>::Boom' requested here}}
41  const std::type_info &ti2
42    = typeid([=]() -> int { boom_float.tickle(); return 0; }()); // expected-error{{lambda expression in an unevaluated operand}} \
43  // expected-error{{lambda expressions are not supported yet}} \
44  // expected-note{{in instantiation of member function 'Boom<float>::Boom' requested here}}
45
46  auto foo = [=]() -> int { boom_double.tickle(); return 0; }; // expected-error{{lambda expressions are not supported yet}} \
47  // expected-note{{in instantiation of member function 'Boom<double>::Boom' requested here}}
48}
49