type_traits: Implement is_signed and is_unsigned.
2005-01-24 Paolo Carlini <pcarlini@suse.de> * include/tr1/type_traits: Implement is_signed and is_unsigned. * testsuite/tr1/4_metaprogramming/type_properties/ is_signed/is_signed.cc: New. * testsuite/tr1/4_metaprogramming/type_properties/ is_signed/typedefs.cc: Likewise. * testsuite/tr1/4_metaprogramming/type_properties/ is_unsigned/is_unsigned.cc: Likewise. * testsuite/tr1/4_metaprogramming/type_properties/ is_unsigned/typedefs.cc: Likewise. From-SVN: r94160
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Paolo Carlini
Paolo Carlini
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226c62c799
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e930780c1e
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@ -1,3 +1,15 @@
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2005-01-24 Paolo Carlini <pcarlini@suse.de>
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* include/tr1/type_traits: Implement is_signed and is_unsigned.
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* testsuite/tr1/4_metaprogramming/type_properties/
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is_signed/is_signed.cc: New.
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* testsuite/tr1/4_metaprogramming/type_properties/
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is_signed/typedefs.cc: Likewise.
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* testsuite/tr1/4_metaprogramming/type_properties/
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is_unsigned/is_unsigned.cc: Likewise.
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* testsuite/tr1/4_metaprogramming/type_properties/
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is_unsigned/typedefs.cc: Likewise.
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2005-01-23 Paolo Carlini <pcarlini@suse.de>
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* docs/html/ext/lwg-active.html, lwg-defects.html: Import Revision 34.
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@ -517,6 +517,24 @@ namespace tr1
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struct has_virtual_destructor
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: public false_type { };
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template<typename>
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struct is_signed
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: public false_type { };
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_DEFINE_SPEC(0, is_signed, signed char, true)
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_DEFINE_SPEC(0, is_signed, short, true)
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_DEFINE_SPEC(0, is_signed, int, true)
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_DEFINE_SPEC(0, is_signed, long, true)
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_DEFINE_SPEC(0, is_signed, long long, true)
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template<typename>
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struct is_unsigned
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: public false_type { };
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_DEFINE_SPEC(0, is_unsigned, unsigned char, true)
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_DEFINE_SPEC(0, is_unsigned, unsigned short, true)
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_DEFINE_SPEC(0, is_unsigned, unsigned int, true)
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_DEFINE_SPEC(0, is_unsigned, unsigned long, true)
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_DEFINE_SPEC(0, is_unsigned, unsigned long long, true)
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template<typename _Tp>
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struct alignment_of
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: public integral_constant<std::size_t, __alignof__(_Tp)> { };
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@ -0,0 +1,62 @@
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// 2005-01-24 Paolo Carlini <pcarlini@suse.de>
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//
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// Copyright (C) 2005 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 2, or (at your option)
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// any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING. If not, write to the Free
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// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
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// USA.
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// 4.5.3 Type properties
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#include <tr1/type_traits>
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#include <testsuite_hooks.h>
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#include <testsuite_tr1.h>
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void test01()
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{
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bool test __attribute__((unused)) = true;
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using std::tr1::is_signed;
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using namespace __gnu_test;
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VERIFY( (test_category<is_signed, void>(false)) );
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VERIFY( (test_category<is_signed, char>(false)) );
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VERIFY( (test_category<is_signed, signed char>(true)) );
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VERIFY( (test_category<is_signed, unsigned char>(false)) );
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#ifdef _GLIBCXX_USE_WCHAR_T
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VERIFY( (test_category<is_signed, wchar_t>(false)) );
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#endif
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VERIFY( (test_category<is_signed, short>(true)) );
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VERIFY( (test_category<is_signed, unsigned short>(false)) );
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VERIFY( (test_category<is_signed, int>(true)) );
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VERIFY( (test_category<is_signed, unsigned int>(false)) );
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VERIFY( (test_category<is_signed, long>(true)) );
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VERIFY( (test_category<is_signed, unsigned long>(false)) );
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VERIFY( (test_category<is_signed, long long>(true)) );
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VERIFY( (test_category<is_signed, unsigned long long>(false)) );
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VERIFY( (test_category<is_signed, float>(false)) );
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VERIFY( (test_category<is_signed, double>(false)) );
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VERIFY( (test_category<is_signed, long double>(false)) );
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// Sanity check.
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VERIFY( (test_category<is_signed, ClassType>(false)) );
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}
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int main()
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{
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test01();
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return 0;
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}
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@ -0,0 +1,36 @@
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// 2005-01-24 Paolo Carlini <pcarlini@suse.de>
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//
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// Copyright (C) 2005 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 2, or (at your option)
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// any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING. If not, write to the Free
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// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
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// USA.
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//
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// NB: This file is for testing tr1/type_traits with NO OTHER INCLUDES.
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#include <tr1/type_traits>
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// { dg-do compile }
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void test01()
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{
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// Check for required typedefs
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typedef std::tr1::is_signed<int> test_type;
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typedef test_type::value_type value_type;
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typedef test_type::type type;
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typedef test_type::type::value_type type_value_type;
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typedef test_type::type::type type_type;
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}
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@ -0,0 +1,62 @@
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// 2005-01-24 Paolo Carlini <pcarlini@suse.de>
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//
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// Copyright (C) 2005 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 2, or (at your option)
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// any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING. If not, write to the Free
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// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
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// USA.
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// 4.5.3 Type properties
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#include <tr1/type_traits>
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#include <testsuite_hooks.h>
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#include <testsuite_tr1.h>
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void test01()
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{
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bool test __attribute__((unused)) = true;
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using std::tr1::is_unsigned;
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using namespace __gnu_test;
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VERIFY( (test_category<is_unsigned, void>(false)) );
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VERIFY( (test_category<is_unsigned, char>(false)) );
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VERIFY( (test_category<is_unsigned, signed char>(false)) );
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VERIFY( (test_category<is_unsigned, unsigned char>(true)) );
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#ifdef _GLIBCXX_USE_WCHAR_T
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VERIFY( (test_category<is_unsigned, wchar_t>(false)) );
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#endif
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VERIFY( (test_category<is_unsigned, short>(false)) );
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VERIFY( (test_category<is_unsigned, unsigned short>(true)) );
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VERIFY( (test_category<is_unsigned, int>(false)) );
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VERIFY( (test_category<is_unsigned, unsigned int>(true)) );
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VERIFY( (test_category<is_unsigned, long>(false)) );
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VERIFY( (test_category<is_unsigned, unsigned long>(true)) );
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VERIFY( (test_category<is_unsigned, long long>(false)) );
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VERIFY( (test_category<is_unsigned, unsigned long long>(true)) );
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VERIFY( (test_category<is_unsigned, float>(false)) );
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VERIFY( (test_category<is_unsigned, double>(false)) );
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VERIFY( (test_category<is_unsigned, long double>(false)) );
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// Sanity check.
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VERIFY( (test_category<is_unsigned, ClassType>(false)) );
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}
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int main()
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{
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test01();
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return 0;
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}
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@ -0,0 +1,36 @@
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// 2005-01-24 Paolo Carlini <pcarlini@suse.de>
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//
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// Copyright (C) 2005 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 2, or (at your option)
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// any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING. If not, write to the Free
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// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
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// USA.
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//
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// NB: This file is for testing tr1/type_traits with NO OTHER INCLUDES.
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#include <tr1/type_traits>
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// { dg-do compile }
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void test01()
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{
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// Check for required typedefs
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typedef std::tr1::is_unsigned<int> test_type;
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typedef test_type::value_type value_type;
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typedef test_type::type type;
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typedef test_type::type::value_type type_value_type;
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typedef test_type::type::type type_type;
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}
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