// { dg-do compile { target c++11 } }

// 2007-05-03  Benjamin Kosnik  <bkoz@redhat.com>
//
// Copyright (C) 2007-2021 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library.  This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING3.  If not see
// <http://www.gnu.org/licenses/>.

#include <type_traits>
#include <testsuite_character.h>

enum test_enum { first_selection };

void test01()
{
  using std::make_signed;

  // Negative tests.
  typedef make_signed<bool>::type     	test1_type;

  typedef make_signed<__gnu_test::pod_uint>::type     	test2_type;

  typedef make_signed<int[4]>::type     test3_type;

  typedef void (fn_type) ();
  typedef make_signed<fn_type>::type  	test4_type;

  typedef make_signed<float>::type  	test5_type;
}

// { dg-error "invalid use of incomplete type" "" { target *-*-* } 32 }
// { dg-error "required from here" "" { target *-*-* } 34 }
// { dg-error "required from here" "" { target *-*-* } 36 }
// { dg-error "required from here" "" { target *-*-* } 39 }
// { dg-error "required from here" "" { target *-*-* } 41 }

// { dg-error "invalid use of incomplete type" "" { target *-*-* } 0 }