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type_traits: Implement add_const, add_volatile, and add_cv.

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2004-12-16  Paolo Carlini  <pcarlini@suse.de>

	* include/tr1/type_traits: Implement add_const, add_volatile,
	and add_cv.
	* testsuite/tr1/4_metaprogramming/const_volatile_modifications/
	add_const.cc: New.
	* testsuite/tr1/4_metaprogramming/const_volatile_modifications/
	add_cv.cc: Likewise.
	* testsuite/tr1/4_metaprogramming/const_volatile_modifications/
	add_volatile.cc: Likewise.

From-SVN: r92265
This commit is contained in:
Paolo Carlini 2004-12-16 15:00:37 +00:00 committed by Paolo Carlini
parent fe8e69bb7b
commit a02def09c3
5 changed files with 187 additions and 3 deletions
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11
libstdc++-v3/ChangeLog
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@ -1,3 +1,14 @@
2004-12-16 Paolo Carlini <pcarlini@suse.de>
* include/tr1/type_traits: Implement add_const, add_volatile,
and add_cv.
* testsuite/tr1/4_metaprogramming/const_volatile_modifications/
add_const.cc: New.
* testsuite/tr1/4_metaprogramming/const_volatile_modifications/
add_cv.cc: Likewise.
* testsuite/tr1/4_metaprogramming/const_volatile_modifications/
add_volatile.cc: Likewise.
2004-12-16 Paolo Carlini <pcarlini@suse.de>
* include/tr1/type_traits: Implement is_function.

12
libstdc++-v3/include/tr1/type_traits
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@ -330,13 +330,19 @@ namespace tr1
};
template<typename _Tp>
struct add_const;
struct add_const
{ typedef _Tp const type; };
template<typename _Tp>
struct add_volatile;
struct add_volatile
{ typedef _Tp volatile type; };
template<typename _Tp>
struct add_cv;
struct add_cv
{
typedef typename
add_const<typename add_volatile<_Tp>::type>::type type;
};
/// @brief reference modifications [4.7.2].
template<typename _Tp>

54
libstdc++-v3/testsuite/tr1/4_metaprogramming/const_volatile_modifications/add_const.cc Normal file
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@ -0,0 +1,54 @@
// 2004-12-16 Paolo Carlini <pcarlini@suse.de>
//
// Copyright (C) 2004 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 2, 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 COPYING. If not, write to the Free
// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
// USA.
// 4.7.1 Const-volatile modifications
#include <tr1/type_traits>
#include <testsuite_hooks.h>
#include <testsuite_tr1.h>
void test01()
{
bool test __attribute__((unused)) = true;
using std::tr1::add_const;
using std::tr1::is_same;
using namespace __gnu_test;
VERIFY( (is_same<add_const<int>::type, const int>::value) );
VERIFY( (is_same<add_const<volatile int>::type, const volatile int>::value) );
VERIFY( (is_same<add_const<int*>::type, int* const>::value) );
VERIFY( (is_same<add_const<int&>::type, int&>::value) );
VERIFY( (is_same<add_const<int (int)>::type, int (int)>::value) );
VERIFY( (is_same<add_const<const int>::type, const int>::value) );
VERIFY( (is_same<add_const<ClassType>::type, const ClassType>::value) );
VERIFY( (is_same<add_const<volatile ClassType>::type,
const volatile ClassType>::value) );
VERIFY( (is_same<add_const<ClassType*>::type, ClassType* const>::value) );
VERIFY( (is_same<add_const<ClassType&>::type, ClassType&>::value) );
VERIFY( (is_same<add_const<ClassType (ClassType)>::type,
ClassType (ClassType)>::value) );
VERIFY( (is_same<add_const<const ClassType>::type, const ClassType>::value) );
}
int main()
{
test01();
return 0;
}

57
libstdc++-v3/testsuite/tr1/4_metaprogramming/const_volatile_modifications/add_cv.cc Normal file
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@ -0,0 +1,57 @@
// 2004-12-16 Paolo Carlini <pcarlini@suse.de>
//
// Copyright (C) 2004 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 2, 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 COPYING. If not, write to the Free
// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
// USA.
// 4.7.1 Const-volatile modifications
#include <tr1/type_traits>
#include <testsuite_hooks.h>
#include <testsuite_tr1.h>
void test01()
{
bool test __attribute__((unused)) = true;
using std::tr1::add_cv;
using std::tr1::is_same;
using namespace __gnu_test;
VERIFY( (is_same<add_cv<int>::type, const volatile int>::value) );
VERIFY( (is_same<add_cv<const int>::type, const volatile int>::value) );
VERIFY( (is_same<add_cv<int*>::type, int* const volatile>::value) );
VERIFY( (is_same<add_cv<int&>::type, int&>::value) );
VERIFY( (is_same<add_cv<int (int)>::type, int (int)>::value) );
VERIFY( (is_same<add_cv<const volatile int>::type,
const volatile int>::value) );
VERIFY( (is_same<add_cv<ClassType>::type, const volatile ClassType>::value) );
VERIFY( (is_same<add_cv<volatile ClassType>::type,
const volatile ClassType>::value) );
VERIFY( (is_same<add_cv<ClassType*>::type,
ClassType* const volatile>::value) );
VERIFY( (is_same<add_cv<ClassType&>::type, ClassType&>::value) );
VERIFY( (is_same<add_cv<ClassType (ClassType)>::type,
ClassType (ClassType)>::value) );
VERIFY( (is_same<add_cv<const volatile ClassType>::type,
const volatile ClassType>::value) );
}
int main()
{
test01();
return 0;
}

56
libstdc++-v3/testsuite/tr1/4_metaprogramming/const_volatile_modifications/add_volatile.cc Normal file
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@ -0,0 +1,56 @@
// 2004-12-16 Paolo Carlini <pcarlini@suse.de>
//
// Copyright (C) 2004 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 2, 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 COPYING. If not, write to the Free
// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
// USA.
// 4.7.1 Const-volatile modifications
#include <tr1/type_traits>
#include <testsuite_hooks.h>
#include <testsuite_tr1.h>
void test01()
{
bool test __attribute__((unused)) = true;
using std::tr1::add_volatile;
using std::tr1::is_same;
using namespace __gnu_test;
VERIFY( (is_same<add_volatile<int>::type, volatile int>::value) );
VERIFY( (is_same<add_volatile<const int>::type, const volatile int>::value) );
VERIFY( (is_same<add_volatile<int*>::type, int* volatile>::value) );
VERIFY( (is_same<add_volatile<int&>::type, int&>::value) );
VERIFY( (is_same<add_volatile<int (int)>::type, int (int)>::value) );
VERIFY( (is_same<add_volatile<volatile int>::type, volatile int>::value) );
VERIFY( (is_same<add_volatile<ClassType>::type, volatile ClassType>::value) );
VERIFY( (is_same<add_volatile<const ClassType>::type,
const volatile ClassType>::value) );
VERIFY( (is_same<add_volatile<ClassType*>::type,
ClassType* volatile>::value) );
VERIFY( (is_same<add_volatile<ClassType&>::type, ClassType&>::value) );
VERIFY( (is_same<add_volatile<ClassType (ClassType)>::type,
ClassType (ClassType)>::value) );
VERIFY( (is_same<add_volatile<volatile ClassType>::type,
volatile ClassType>::value) );
}
int main()
{
test01();
return 0;
}