60 lines · cpp
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-exception6//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++1416// ADDITIONAL_COMPILE_FLAGS: -D_LIBCPP_DISABLE_DEPRECATION_WARNINGS17 18#include <memory>19#include <cassert>20 21#include "test_macros.h"22#include "../A.h"23 24void25test()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 54int main(int, char**)55{56 test();57 58 return 0;59}60