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type_traits: Implement is_pod, has_trivial_constructor, and has_trivial_destructor. 

2004-12-26  Paolo Carlini  <pcarlini@suse.de>

	* include/tr1/type_traits: Implement is_pod, has_trivial_constructor,
	and has_trivial_destructor.
	* testsuite/tr1/4_metaprogramming/type_properties/
	has_trivial_constructor/has_trivial_constructor.cc: New.
	* testsuite/tr1/4_metaprogramming/type_properties/
	has_trivial_constructor/typedefs.cc: Likewise.
	* testsuite/tr1/4_metaprogramming/type_properties/
	has_trivial_destructor/has_trivial_destructor.cc: Likewise.
	* testsuite/tr1/4_metaprogramming/type_properties/
	has_trivial_destructor/typedefs.cc: Likewise.
	* testsuite/tr1/4_metaprogramming/type_properties/
	is_pod/is_pod.cc: Likewise.
	* testsuite/tr1/4_metaprogramming/type_properties/
	is_pod/typedefs.cc: Likewise.

From-SVN: r92618
This commit is contained in:
Paolo Carlini 2004-12-26 11:08:47 +00:00 committed by Paolo Carlini
parent 57aaef66e5
commit 1933b74f78
8 changed files with 323 additions and 0 deletions
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17
libstdc++-v3/ChangeLog
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@ -1,3 +1,20 @@
2004-12-26 Paolo Carlini <pcarlini@suse.de>
* include/tr1/type_traits: Implement is_pod, has_trivial_constructor,
and has_trivial_destructor.
* testsuite/tr1/4_metaprogramming/type_properties/
has_trivial_constructor/has_trivial_constructor.cc: New.
* testsuite/tr1/4_metaprogramming/type_properties/
has_trivial_constructor/typedefs.cc: Likewise.
* testsuite/tr1/4_metaprogramming/type_properties/
has_trivial_destructor/has_trivial_destructor.cc: Likewise.
* testsuite/tr1/4_metaprogramming/type_properties/
has_trivial_destructor/typedefs.cc: Likewise.
* testsuite/tr1/4_metaprogramming/type_properties/
is_pod/is_pod.cc: Likewise.
* testsuite/tr1/4_metaprogramming/type_properties/
is_pod/typedefs.cc: Likewise.
2004-12-25 Paolo Carlini <pcarlini@suse.de>
* include/tr1/type_traits (is_enum): Minor tweak.

15
libstdc++-v3/include/tr1/type_traits
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@ -271,6 +271,21 @@ namespace tr1
struct is_volatile<_Tp volatile>
: public true_type { };
template<typename _Tp>
struct is_pod
: public integral_constant<bool, (is_void<_Tp>::value
|| is_scalar<typename
remove_all_extents<_Tp>::type>::value)>
{ };
template<typename _Tp>
struct has_trivial_constructor
: public integral_constant<bool, is_pod<_Tp>::value> { };
template<typename _Tp>
struct has_trivial_destructor
: public integral_constant<bool, is_pod<_Tp>::value> { };
template<typename>
struct has_virtual_destructor
: public false_type { };

62
libstdc++-v3/testsuite/tr1/4_metaprogramming/type_properties/has_trivial_constructor/has_trivial_constructor.cc Normal file
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@ -0,0 +1,62 @@
// 2004-12-26 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.
// 4.5.3 Type properties
#include <tr1/type_traits>
#include <testsuite_hooks.h>
#include <testsuite_tr1.h>
void test01()
{
bool test __attribute__((unused)) = true;
using std::tr1::has_trivial_constructor;
using namespace __gnu_test;
VERIFY( (test_category<has_trivial_constructor, void>(true)) );
VERIFY( (test_category<has_trivial_constructor, int>(true)) );
VERIFY( (test_category<has_trivial_constructor, float>(true)) );
VERIFY( (test_category<has_trivial_constructor, EnumType>(true)) );
VERIFY( (test_category<has_trivial_constructor, int*>(true)) );
VERIFY( (test_category<has_trivial_constructor, int(*)(int)>(true)) );
VERIFY( (test_category<has_trivial_constructor, int (ClassType::*)>(true)) );
// Temporarily disabled because of c++/19076 :-(
// VERIFY( (test_category<has_trivial_constructor,
// int (ClassType::*) (int)>(true)) );
VERIFY( (test_category<has_trivial_constructor, int[2]>(true)) );
VERIFY( (test_category<has_trivial_constructor, float[][3]>(true)) );
VERIFY( (test_category<has_trivial_constructor, EnumType[2][3][4]>(true)) );
VERIFY( (test_category<has_trivial_constructor, int*[3]>(true)) );
VERIFY( (test_category<has_trivial_constructor, int(*[][2])(int)>(true)) );
VERIFY( (test_category<has_trivial_constructor,
int (ClassType::*[2][3])>(true)) );
// Temporarily disabled because of c++/19076 :-(
// VERIFY( (test_category<has_trivial_constructor,
// int (ClassType::*[][2][3]) (int)>(true)) );
// Sanity check.
VERIFY( (test_category<has_trivial_constructor, ClassType>(false)) );
}
int main()
{
test01();
return 0;
}

36
libstdc++-v3/testsuite/tr1/4_metaprogramming/type_properties/has_trivial_constructor/typedefs.cc Normal file
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@ -0,0 +1,36 @@
// 2004-12-26 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.
//
// NB: This file is for testing tr1/type_traits with NO OTHER INCLUDES.
#include <tr1/type_traits>
// { dg-do compile }
void test01()
{
// Check for required typedefs
typedef std::tr1::has_trivial_constructor<int> test_type;
typedef test_type::value_type value_type;
typedef test_type::type type;
typedef test_type::type::value_type type_value_type;
typedef test_type::type::type type_type;
}

62
libstdc++-v3/testsuite/tr1/4_metaprogramming/type_properties/has_trivial_destructor/has_trivial_destructor.cc Normal file
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@ -0,0 +1,62 @@
// 2004-12-26 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.
// 4.5.3 Type properties
#include <tr1/type_traits>
#include <testsuite_hooks.h>
#include <testsuite_tr1.h>
void test01()
{
bool test __attribute__((unused)) = true;
using std::tr1::has_trivial_destructor;
using namespace __gnu_test;
VERIFY( (test_category<has_trivial_destructor, void>(true)) );
VERIFY( (test_category<has_trivial_destructor, int>(true)) );
VERIFY( (test_category<has_trivial_destructor, float>(true)) );
VERIFY( (test_category<has_trivial_destructor, EnumType>(true)) );
VERIFY( (test_category<has_trivial_destructor, int*>(true)) );
VERIFY( (test_category<has_trivial_destructor, int(*)(int)>(true)) );
VERIFY( (test_category<has_trivial_destructor, int (ClassType::*)>(true)) );
// Temporarily disabled because of c++/19076 :-(
// VERIFY( (test_category<has_trivial_destructor,
// int (ClassType::*) (int)>(true)) );
VERIFY( (test_category<has_trivial_destructor, int[2]>(true)) );
VERIFY( (test_category<has_trivial_destructor, float[][3]>(true)) );
VERIFY( (test_category<has_trivial_destructor, EnumType[2][3][4]>(true)) );
VERIFY( (test_category<has_trivial_destructor, int*[3]>(true)) );
VERIFY( (test_category<has_trivial_destructor, int(*[][2])(int)>(true)) );
VERIFY( (test_category<has_trivial_destructor,
int (ClassType::*[2][3])>(true)) );
// Temporarily disabled because of c++/19076 :-(
// VERIFY( (test_category<has_trivial_destructor,
// int (ClassType::*[][2][3]) (int)>(true)) );
// Sanity check.
VERIFY( (test_category<has_trivial_destructor, ClassType>(false)) );
}
int main()
{
test01();
return 0;
}

36
libstdc++-v3/testsuite/tr1/4_metaprogramming/type_properties/has_trivial_destructor/typedefs.cc Normal file
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@ -0,0 +1,36 @@
// 2004-12-26 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.
//
// NB: This file is for testing tr1/type_traits with NO OTHER INCLUDES.
#include <tr1/type_traits>
// { dg-do compile }
void test01()
{
// Check for required typedefs
typedef std::tr1::has_trivial_destructor<int> test_type;
typedef test_type::value_type value_type;
typedef test_type::type type;
typedef test_type::type::value_type type_value_type;
typedef test_type::type::type type_type;
}

59
libstdc++-v3/testsuite/tr1/4_metaprogramming/type_properties/is_pod/is_pod.cc Normal file
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@ -0,0 +1,59 @@
// 2004-12-26 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.
// 4.5.3 Type properties
#include <tr1/type_traits>
#include <testsuite_hooks.h>
#include <testsuite_tr1.h>
void test01()
{
bool test __attribute__((unused)) = true;
using std::tr1::is_pod;
using namespace __gnu_test;
VERIFY( (test_category<is_pod, void>(true)) );
VERIFY( (test_category<is_pod, int>(true)) );
VERIFY( (test_category<is_pod, float>(true)) );
VERIFY( (test_category<is_pod, EnumType>(true)) );
VERIFY( (test_category<is_pod, int*>(true)) );
VERIFY( (test_category<is_pod, int(*)(int)>(true)) );
VERIFY( (test_category<is_pod, int (ClassType::*)>(true)) );
// Temporarily disabled because of c++/19076 :-(
// VERIFY( (test_category<is_pod, int (ClassType::*) (int)>(true)) );
VERIFY( (test_category<is_pod, int[2]>(true)) );
VERIFY( (test_category<is_pod, float[][3]>(true)) );
VERIFY( (test_category<is_pod, EnumType[2][3][4]>(true)) );
VERIFY( (test_category<is_pod, int*[3]>(true)) );
VERIFY( (test_category<is_pod, int(*[][2])(int)>(true)) );
VERIFY( (test_category<is_pod, int (ClassType::*[2][3])>(true)) );
// Temporarily disabled because of c++/19076 :-(
// VERIFY( (test_category<is_pod, int (ClassType::*[][2][3]) (int)>(true)) );
// Sanity check.
VERIFY( (test_category<is_pod, ClassType>(false)) );
}
int main()
{
test01();
return 0;
}

36
libstdc++-v3/testsuite/tr1/4_metaprogramming/type_properties/is_pod/typedefs.cc Normal file
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@ -0,0 +1,36 @@
// 2004-12-26 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.
//
// NB: This file is for testing tr1/type_traits with NO OTHER INCLUDES.
#include <tr1/type_traits>
// { dg-do compile }
void test01()
{
// Check for required typedefs
typedef std::tr1::is_pod<int> test_type;
typedef test_type::value_type value_type;
typedef test_type::type type;
typedef test_type::type::value_type type_value_type;
typedef test_type::type::type type_type;
}