libstdc++-v3/testsuite/20_util/remove_all_extents/requirements/alias_decl.cc

   1 // { dg-do compile { target c++14 } }
   2
   3 // Copyright (C) 2014-2020 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 // NB: This file is for testing type_traits with NO OTHER INCLUDES.
  21
  22 #include <type_traits>
  23
  24 using namespace std;
  25
  26 static_assert (is_same<typename remove_all_extents<int>::type,
  27                        remove_all_extents_t<int>>(),
  28                "remove_all_extents_t" );
  29
  30 static_assert (is_same<typename remove_all_extents<long[3][2]>::type,
  31                        remove_all_extents_t<long[3][2]>>(),
  32                "remove_all_extents_t" );