1 // RUN: %clang_cc1 -analyze -analyzer-checker=core,cplusplus.NewDeleteLeaks -verify %s 2 3 class A0 {}; 4 5 class A1 { 6 public: 7 A1(int); 8 }; 9 10 struct S{ 11 int i; 12 }; 13 14 class A2 { 15 public: 16 A2(); 17 A2(S); 18 A2(int*); 19 A2(S*); 20 A2(S&, int); 21 A2(int, S**); 22 }; 23 24 void 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