libstdc++-v3/testsuite/20_util/unique_ptr/assign/nullptr.cc

   1 // { dg-options "-std=gnu++0x" }
   2
   3 // Copyright (C) 2010 Free Software Foundation
   4 //
   5 // This file is part of the GNU ISO C++ Library.  This library is free
   6 // software; you can redistribute it and/or modify it under the
   7 // terms of the GNU General Public License as published by the
   8 // Free Software Foundation; either version 3, or (at your option)
   9 // any later version.
  10
  11 // This library is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15
  16 // You should have received a copy of the GNU General Public License along
  17 // with this library; see the file COPYING3.  If not see
  18 // <http://www.gnu.org/licenses/>.
  19
  20 // 20.9.10 Class template unique_ptr [unique.ptr]
  21
  22 #include <memory>
  23 #include <testsuite_hooks.h>
  24
  25 struct A { };
  26
  27 void
  28 test01()
  29 {
  30   bool test __attribute__((unused)) = true;
  31
  32   std::unique_ptr<A> p(new A);
  33   p = nullptr;
  34
  35   VERIFY( p.get() == nullptr );
  36 }
  37
  38 void
  39 test02()
  40 {
  41   bool test __attribute__((unused)) = true;
  42
  43   std::unique_ptr<A[]> p(new A[2]);
  44   p = nullptr;
  45
  46   VERIFY( p.get() == nullptr );
  47 }
  48
  49 int main()
  50 {
  51   test01();
  52   test02();
  53   return 0;
  54 }