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