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

   1 // { dg-do compile { target c++11 } }
   2 //
   3 // 2014-10-09  Ville Voutilainen  <ville.voutilainen@gmail.com>
   4 //
   5 // Copyright (C) 2014-2022 Free Software Foundation, Inc.
   6 //
   7 // This file is part of the GNU ISO C++ Library.  This library is free
   8 // software; you can redistribute it and/or modify it under the
   9 // terms of the GNU General Public License as published by the
  10 // Free Software Foundation; either version 3, or (at your option)
  11 // any later version.
  12 //
  13 // This library is distributed in the hope that it will be useful,
  14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 // GNU General Public License for more details.
  17 //
  18 // You should have received a copy of the GNU General Public License along
  19 // with this library; see the file COPYING3.  If not see
  20 // <http://www.gnu.org/licenses/>.
  21
  22 #include <type_traits>
  23 #include <testsuite_tr1.h>
  24
  25 struct HasTemplateCCtor
  26 {
  27   HasTemplateCCtor(const HasTemplateCCtor&) = default;
  28   template <class T>
  29   HasTemplateCCtor(T&&);
  30 };
  31
  32 struct MoveOnly
  33 {
  34   MoveOnly(MoveOnly&&) = default;
  35 };
  36
  37 struct MoveOnly2
  38 {
  39   MoveOnly2(MoveOnly2&&) = delete;
  40 };
  41
  42 void test01()
  43 {
  44   using std::is_trivially_copy_constructible;
  45   using namespace __gnu_test;
  46
  47   static_assert(test_property<is_trivially_copy_constructible,
  48                 int>(true), "");
  49   static_assert(test_property<is_trivially_copy_constructible,
  50                 TType>(true), "");
  51   static_assert(test_property<is_trivially_copy_constructible,
  52                 PODType>(true), "");
  53   static_assert(test_property<is_trivially_copy_constructible,
  54                 NType>(false), "");
  55   static_assert(test_property<is_trivially_copy_constructible,
  56                 SLType>(false), "");
  57   static_assert(test_property<is_trivially_copy_constructible,
  58                 construct::DelDef>(true), "");
  59   static_assert(test_property<is_trivially_copy_constructible,
  60                 construct::Abstract>(false), "");
  61   static_assert(test_property<is_trivially_copy_constructible,
  62                 construct::Ellipsis>(true), "");
  63   static_assert(test_property<is_trivially_copy_constructible,
  64                 construct::DelEllipsis>(true), "");
  65   static_assert(test_property<is_trivially_copy_constructible,
  66                 construct::Any>(true), "");
  67   static_assert(test_property<is_trivially_copy_constructible,
  68                 construct::DelCopy>(false), "");
  69   static_assert(test_property<is_trivially_copy_constructible,
  70                 construct::DelDtor>(false), "");
  71   static_assert(test_property<is_trivially_copy_constructible,
  72                 construct::Nontrivial>(false), "");
  73   static_assert(test_property<is_trivially_copy_constructible,
  74                 construct::UnusualCopy>(false), "");
  75   static_assert(test_property<is_trivially_copy_constructible,
  76                 CopyConsOnlyType>(true), "");
  77   static_assert(test_property<is_trivially_copy_constructible,
  78                 MoveConsOnlyType>(false), "");
  79   static_assert(test_property<is_trivially_copy_constructible,
  80                 HasTemplateCCtor>(true), "");
  81   static_assert(test_property<is_trivially_copy_constructible,
  82                 MoveOnly>(false), "");
  83   static_assert(test_property<is_trivially_copy_constructible,
  84                 MoveOnly2>(false), "");
  85   static_assert(test_property<is_trivially_copy_constructible,
  86                 void>(false), "");
  87 }