libcxx/test/std/depr/depr.auto.ptr/auto.ptr/auto.ptr.members/release.pass.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-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 // <memory>
  10
  11 // template <class X> class auto_ptr;
  12
  13 // X* release() 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
  25 test()
  26 {
  27     {
  28     A* p = new A(1);
  29     std::auto_ptr<A> ap(p);
  30     A* p2 = ap.release();
  31     assert(p2 == p);
  32     assert(ap.get() == 0);
  33     delete p;
  34     }
  35     assert(A::count == 0);
  36 }
  37
  38 int main(int, char**)
  39 {
  40     test();
  41
  42   return 0;
  43 }