libstdc++-v3/testsuite/20_util/unique_ptr/creation/single.cc

   1 // { dg-do run { target c++14 } }
   2
   3 // Copyright (C) 2013-2022 Free Software Foundation, Inc.
   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 // 20.9.1.4 unique_ptr creation [unique.ptr.create]
  21
  22 #include <memory>
  23 #include <testsuite_hooks.h>
  24
  25 struct A
  26 {
  27   A() : b(false) { }
  28   A(int, double&, char&&, void*) : b(true) { }
  29   bool b;
  30 };
  31
  32 void
  33 test01()
  34 {
  35   int i = 0;
  36   double d = 0;
  37   char c = 0;
  38   std::unique_ptr<A> a = std::make_unique<A>(i, d, std::move(c), nullptr);
  39   VERIFY( a != nullptr );
  40   VERIFY( a->b );
  41
  42   a = std::make_unique<A>();
  43   VERIFY( a != nullptr );
  44   VERIFY( !a->b );
  45 }
  46
  47 int
  48 main()
  49 {
  50   test01();
  51 }