libstdc++-v3/testsuite/20_util/is_complete_or_unbounded/memoization_neg.cc

   1 // { dg-do compile { target c++11 } }
   2 // { dg-prune-output "must be a complete" }
   3 // { dg-prune-output "'value' is not a member of 'std::is_move_cons" }
   4 // { dg-prune-output "invalid use of incomplete type" }
   5
   6 // Copyright (C) 2019-2023 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
  25 struct X;
  26 constexpr bool res_incomplete = std::is_move_constructible<X>::value; // { dg-error "required from here" }
  27
  28 struct X{};
  29 constexpr bool res_complete = std::is_default_constructible<X>::value; // { dg-bogus "required from here" }