1 //===----------------------------------------------------------------------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 // <memory> 10 11 // template <class X> class auto_ptr; 12 13 // void reset(X* p=0) throw(); 14 15 // REQUIRES: c++03 || c++11 || c++14 16 // ADDITIONAL_COMPILE_FLAGS: -D_LIBCPP_DISABLE_DEPRECATION_WARNINGS 17 18 #include <memory> 19 #include <cassert> 20 21 #include "test_macros.h" 22 #include "../A.h" 23 24 void test()25test() 26 { 27 { 28 A* p = new A(1); 29 std::auto_ptr<A> ap(p); 30 ap.reset(); 31 assert(ap.get() == 0); 32 assert(A::count == 0); 33 } 34 assert(A::count == 0); 35 { 36 A* p = new A(1); 37 std::auto_ptr<A> ap(p); 38 ap.reset(p); 39 assert(ap.get() == p); 40 assert(A::count == 1); 41 } 42 assert(A::count == 0); 43 { 44 A* p = new A(1); 45 std::auto_ptr<A> ap(p); 46 A* p2 = new A(2); 47 ap.reset(p2); 48 assert(ap.get() == p2); 49 assert(A::count == 1); 50 } 51 assert(A::count == 0); 52 } 53 main(int,char **)54int main(int, char**) 55 { 56 test(); 57 58 return 0; 59 } 60