1// RUN: %clang_cc1 -fsyntax-only -Wno-error=address-of-temporary -verify -std=gnu++11 %s
2struct X {
3  X();
4  X(int);
5  X(int, int);
6};
7
8void f0() { (void)&X(); } // expected-warning{{taking the address of a temporary object}}
9void f1() { (void)&X(1); } // expected-warning{{taking the address of a temporary object}}
10void f2() { (void)&X(1, 2); } // expected-warning{{taking the address of a temporary object}}
11void f3() { (void)&(X)1; } // expected-warning{{taking the address of a temporary object}}
12
13
14namespace PointerToArrayDecay {
15  struct Y {
16    int a[4];
17  };
18  struct Z {
19    int n;
20    ~Z();
21  };
22
23  typedef int A[4];
24  typedef Z AZ[4];
25
26  template<typename T> void consume(T);
27  struct S { int *p; };
28
29  void g0() { int *p = Y().a; } // expected-warning{{pointer is initialized by a temporary array}}
30  void g1() { int *p = Y{}.a; } // expected-warning{{pointer is initialized by a temporary array}}
31  void g2() { int *p = A{}; } // expected-warning{{pointer is initialized by a temporary array}}
32  void g3() { int *p = (A){}; } // expected-warning{{pointer is initialized by a temporary array}}
33  void g4() { Z *p = AZ{}; } // expected-warning{{pointer is initialized by a temporary array}}
34
35  void h0() { consume(Y().a); }
36  void h1() { consume(Y{}.a); }
37  void h2() { consume(A{}); }
38  void h3() { consume((A){}); }
39  void h4() { consume(AZ{}); }
40
41  void i0() { S s = { Y().a }; } // expected-warning{{pointer is initialized by a temporary array}}
42  void i1() { S s = { Y{}.a }; } // expected-warning{{pointer is initialized by a temporary array}}
43  void i2() { S s = { A{} }; } // expected-warning{{pointer is initialized by a temporary array}}
44  void i3() { S s = { (A){} }; } // expected-warning{{pointer is initialized by a temporary array}}
45
46  void j0() { (void)S { Y().a }; }
47  void j1() { (void)S { Y{}.a }; }
48  void j2() { (void)S { A{} }; }
49  void j3() { (void)S { (A){} }; }
50
51  void k0() { consume(S { Y().a }); }
52  void k1() { consume(S { Y{}.a }); }
53  void k2() { consume(S { A{} }); }
54  void k3() { consume(S { (A){} }); }
55}
56