2007-05-03 13:49:12 +02:00
|
|
|
// { dg-options "-std=gnu++0x" }
|
|
|
|
|
|
|
|
// 2007-05-03 Benjamin Kosnik <bkoz@redhat.com>
|
|
|
|
//
|
2011-09-18 01:53:26 +02:00
|
|
|
// Copyright (C) 2007, 2008, 2009, 2010, 2011 Free Software Foundation, Inc.
|
2007-05-03 13:49:12 +02:00
|
|
|
//
|
|
|
|
// 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
|
2009-04-09 17:00:19 +02:00
|
|
|
// Free Software Foundation; either version 3, or (at your option)
|
2007-05-03 13:49:12 +02:00
|
|
|
// 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
|
2009-04-09 17:00:19 +02:00
|
|
|
// with this library; see the file COPYING3. If not see
|
|
|
|
// <http://www.gnu.org/licenses/>.
|
2007-05-03 13:49:12 +02:00
|
|
|
|
|
|
|
#include <type_traits>
|
|
|
|
#include <testsuite_hooks.h>
|
|
|
|
|
|
|
|
enum test_enum { first_selection };
|
|
|
|
|
|
|
|
void test01()
|
|
|
|
{
|
|
|
|
bool test __attribute__((unused)) = true;
|
|
|
|
using std::make_unsigned;
|
|
|
|
using std::is_same;
|
2008-05-05 19:16:44 +02:00
|
|
|
using std::is_unsigned;
|
2007-05-03 13:49:12 +02:00
|
|
|
|
|
|
|
// Positive tests.
|
|
|
|
typedef make_unsigned<const unsigned int>::type test2_type;
|
|
|
|
VERIFY( (is_same<test2_type, const unsigned int>::value) );
|
|
|
|
|
|
|
|
typedef make_unsigned<const signed int>::type test21c_type;
|
|
|
|
VERIFY( (is_same<test21c_type, const unsigned int>::value) );
|
|
|
|
|
|
|
|
typedef make_unsigned<volatile signed int>::type test21v_type;
|
|
|
|
VERIFY( (is_same<test21v_type, volatile unsigned int>::value) );
|
|
|
|
|
|
|
|
typedef make_unsigned<const volatile signed int>::type test21cv_type;
|
|
|
|
VERIFY( (is_same<test21cv_type, const volatile unsigned int>::value) );
|
|
|
|
|
|
|
|
typedef make_unsigned<const char>::type test22_type;
|
|
|
|
VERIFY( (is_same<test22_type, const unsigned char>::value) );
|
|
|
|
|
2007-05-16 18:47:47 +02:00
|
|
|
#ifdef _GLIBCXX_USE_WCHAR_T
|
2007-05-03 13:49:12 +02:00
|
|
|
typedef make_unsigned<volatile wchar_t>::type test23_type;
|
2007-07-02 15:11:13 +02:00
|
|
|
VERIFY( (is_same<test23_type, volatile wchar_t>::value) );
|
2007-05-16 18:47:47 +02:00
|
|
|
#endif
|
2007-05-03 13:49:12 +02:00
|
|
|
|
2008-05-05 19:16:44 +02:00
|
|
|
// Chapter 48, chapter 20. Smallest rank such that new unsigned type
|
|
|
|
// same size.
|
2011-09-21 13:23:11 +02:00
|
|
|
typedef make_unsigned<test_enum>::type test24_type;
|
2011-09-18 01:53:26 +02:00
|
|
|
VERIFY( is_unsigned<test24_type>::value );
|
|
|
|
VERIFY( sizeof(test24_type) == sizeof(test_enum) );
|
|
|
|
|
|
|
|
// GNU Extensions.
|
|
|
|
#ifdef _GLIBCXX_USE_INT128
|
2011-09-21 13:23:11 +02:00
|
|
|
typedef make_unsigned<unsigned __int128>::type test25_type;
|
|
|
|
VERIFY( (is_same<test25_type, unsigned __int128>::value) );
|
2011-09-18 01:53:26 +02:00
|
|
|
|
2011-09-21 13:23:11 +02:00
|
|
|
typedef make_unsigned<__int128>::type test26_type;
|
|
|
|
VERIFY( (is_same<test26_type, unsigned __int128>::value) );
|
2011-09-18 01:53:26 +02:00
|
|
|
#endif
|
2007-05-03 13:49:12 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
int main()
|
|
|
|
{
|
|
|
|
test01();
|
|
|
|
return 0;
|
|
|
|
}
|