libstdc++-v3/testsuite/20_util/is_trivially_move_assignable/value.cc

   1 // { dg-options "-std=gnu++11" }
   2 // { dg-do compile }
   3 //
   4 // 2014-10-09  Ville Voutilainen  <ville.voutilainen@gmail.com>
   5 //
   6 // Copyright (C) 2014 Free Software Foundation, Inc.
   7 //
   8 // This file is part of the GNU ISO C++ Library.  This library is free
   9 // software; you can redistribute it and/or modify it under the
  10 // terms of the GNU General Public License as published by the
  11 // Free Software Foundation; either version 3, or (at your option)
  12 // any later version.
  13 //
  14 // This library is distributed in the hope that it will be useful,
  15 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17 // GNU General Public License for more details.
  18 //
  19 // You should have received a copy of the GNU General Public License along
  20 // with this library; see the file COPYING3.  If not see
  21 // <http://www.gnu.org/licenses/>.
  22
  23 #include <type_traits>
  24 #include <testsuite_tr1.h>
  25
  26 struct HasTemplateCAssign
  27 {
  28   HasTemplateCAssign& operator=(const HasTemplateCAssign&) = default;
  29   template <class T>
  30   HasTemplateCAssign& operator=(T&&);
  31 };
  32
  33 struct MoveOnly
  34 {
  35   MoveOnly& operator=(MoveOnly&&) = default;
  36 };
  37
  38 struct MoveOnly2
  39 {
  40   MoveOnly2& operator=(MoveOnly2&&) = delete;
  41 };
  42
  43 void test01()
  44 {
  45   using std::is_trivially_move_assignable;
  46   using namespace __gnu_test;
  47
  48   static_assert(test_property<is_trivially_move_assignable,
  49                 int>(true), "");
  50   static_assert(test_property<is_trivially_move_assignable,
  51                 TType>(true), "");
  52   static_assert(test_property<is_trivially_move_assignable,
  53                 PODType>(true), "");
  54   static_assert(test_property<is_trivially_move_assignable,
  55                 NType>(false), "");
  56   static_assert(test_property<is_trivially_move_assignable,
  57                 SLType>(true), "");
  58   static_assert(test_property<is_trivially_move_assignable,
  59                 assign::Empty>(true), "");
  60   static_assert(test_property<is_trivially_move_assignable,
  61                 assign::Abstract>(false), "");
  62   static_assert(test_property<is_trivially_move_assignable,
  63                 assign::Ellipsis>(true), "");
  64   static_assert(test_property<is_trivially_move_assignable,
  65                 assign::DelEllipsis>(true), "");
  66   static_assert(test_property<is_trivially_move_assignable,
  67                 assign::Any>(true), "");
  68   static_assert(test_property<is_trivially_move_assignable,
  69                 assign::DelDef>(true), "");
  70   static_assert(test_property<is_trivially_move_assignable,
  71                 assign::DelCopy>(true), "");
  72   static_assert(test_property<is_trivially_move_assignable,
  73                 assign::Nontrivial>(false), "");
  74   static_assert(test_property<is_trivially_move_assignable,
  75                 assign::AnyAssign>(true), "");
  76   static_assert(test_property<is_trivially_move_assignable,
  77                 assign::DelAnyAssign>(true), "");
  78   static_assert(test_property<is_trivially_move_assignable,
  79                 assign::DelCopyAssign>(true), "");
  80   static_assert(test_property<is_trivially_move_assignable,
  81                 assign::MO>(true), "");
  82   static_assert(test_property<is_trivially_move_assignable,
  83                 CopyConsOnlyType>(false), "");
  84   static_assert(test_property<is_trivially_move_assignable,
  85                 MoveConsOnlyType>(false), "");
  86   static_assert(test_property<is_trivially_move_assignable,
  87                 HasTemplateCAssign>(false), "");
  88   static_assert(test_property<is_trivially_move_assignable,
  89                 MoveOnly>(true), "");
  90   static_assert(test_property<is_trivially_move_assignable,
  91                 MoveOnly2>(false), "");
  92 }