NewDeleteLeaks-PR19102.cpp revision 176edba5311f6eff0cad2631449885ddf4fbc9ea 
1// RUN: %clang_cc1 -analyze -analyzer-checker=core,cplusplus.NewDeleteLeaks -verify %s
2
3class A0 {};
4
5class A1 {
6public:
7  A1(int);
8};
9
10struct S{
11  int i;
12};
13
14class A2 {
15public:
16  A2();
17  A2(S);
18  A2(int*);
19  A2(S*);
20  A2(S&, int);
21  A2(int, S**);
22};
23
24void test() {
25  new int; // expected-warning@+1 {{Potential memory leak}}
26  new A0; // expected-warning@+1 {{Potential memory leak}}
27  new A1(0); // expected-warning@+1 {{Potential memory leak}}
28  new A2; // expected-warning@+1 {{Potential memory leak}}
29  S s;
30  s.i = 1;
31  S* ps = new S;
32  new A2(s); // expected-warning@+1 {{Potential memory leak}}
33  new A2(&(s.i)); // expected-warning@+1 {{Potential memory leak}}
34  new A2(ps); // no warning
35  new A2(*ps, 1); // no warning
36  new A2(1, &ps); // no warning
37
38  // Tests to ensure that leaks are reported for consumed news no matter what the arguments are.
39  A2 *a2p1 = new A2; // expected-warning@+1 {{Potential leak of memory}}
40  A2 *a2p2 = new A2(ps); // expected-warning@+1 {{Potential leak of memory}}
41  A2 *a2p3 = new A2(*ps, 1); // expected-warning@+1 {{Potential leak of memory}}
42  A2 *a2p4 = new A2(1, &ps); // expected-warning@+1 {{Potential leak of memory}}
43}
44