// { dg-options "-std=gnu++0x -funsigned-char -fshort-enums" }
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// { dg-options "-std=gnu++0x -funsigned-char -fshort-enums" }
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// { dg-options "-std=gnu++0x -funsigned-char -fshort-enums -Wl,--no-enum-size-warning" { target arm*-*-linux*eabi } }
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// { dg-options "-std=gnu++0x -funsigned-char -fshort-enums -Wl,--no-enum-size-warning" { target arm*-*-linux*eabi } }
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// 2007-05-03 Benjamin Kosnik <bkoz@redhat.com>
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// 2007-05-03 Benjamin Kosnik <bkoz@redhat.com>
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//
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//
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// Copyright (C) 2007, 2009, 2010, 2011 Free Software Foundation, Inc.
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// Copyright (C) 2007, 2009, 2010, 2011 Free Software Foundation, Inc.
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//
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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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// 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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// 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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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 3, or (at your option)
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// Free Software Foundation; either version 3, or (at your option)
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// any later version.
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// any later version.
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//
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//
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// This library is distributed in the hope that it will be useful,
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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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// 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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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// GNU General Public License for more details.
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//
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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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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING3. If not see
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// with this library; see the file COPYING3. If not see
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// <http://www.gnu.org/licenses/>.
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// <http://www.gnu.org/licenses/>.
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#include <type_traits>
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#include <type_traits>
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#include <testsuite_hooks.h>
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#include <testsuite_hooks.h>
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|
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// Ensure that this enum has "short" as its underlying type.
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// Ensure that this enum has "short" as its underlying type.
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enum test_enum { first_selection = ((unsigned char)-1) + 1 };
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enum test_enum { first_selection = ((unsigned char)-1) + 1 };
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void test01()
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void test01()
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{
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{
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bool test __attribute__((unused)) = true;
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bool test __attribute__((unused)) = true;
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using std::make_signed;
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using std::make_signed;
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using std::is_same;
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using std::is_same;
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// Positive tests.
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// Positive tests.
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typedef make_signed<const int>::type test2_type;
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typedef make_signed<const int>::type test2_type;
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VERIFY( (is_same<test2_type, const int>::value) );
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VERIFY( (is_same<test2_type, const int>::value) );
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|
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typedef make_signed<const unsigned int>::type test21c_type;
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typedef make_signed<const unsigned int>::type test21c_type;
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VERIFY( (is_same<test21c_type, const signed int>::value) );
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VERIFY( (is_same<test21c_type, const signed int>::value) );
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|
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typedef make_signed<volatile unsigned int>::type test21v_type;
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typedef make_signed<volatile unsigned int>::type test21v_type;
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VERIFY( (is_same<test21v_type, volatile signed int>::value) );
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VERIFY( (is_same<test21v_type, volatile signed int>::value) );
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|
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typedef make_signed<const volatile unsigned int>::type test21cv_type;
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typedef make_signed<const volatile unsigned int>::type test21cv_type;
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VERIFY( (is_same<test21cv_type, const volatile signed int>::value) );
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VERIFY( (is_same<test21cv_type, const volatile signed int>::value) );
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|
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typedef make_signed<const char>::type test22_type;
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typedef make_signed<const char>::type test22_type;
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VERIFY( (is_same<test22_type, const signed char>::value) );
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VERIFY( (is_same<test22_type, const signed char>::value) );
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|
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#ifdef _GLIBCXX_USE_WCHAR_T
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#ifdef _GLIBCXX_USE_WCHAR_T
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typedef make_signed<volatile wchar_t>::type test23_type;
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typedef make_signed<volatile wchar_t>::type test23_type;
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VERIFY( (is_same<test23_type, volatile signed wchar_t>::value) );
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VERIFY( (is_same<test23_type, volatile signed wchar_t>::value) );
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#endif
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#endif
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typedef make_signed<test_enum>::type test24_type;
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typedef make_signed<test_enum>::type test24_type;
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VERIFY( (is_same<test24_type, short>::value) );
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VERIFY( (is_same<test24_type, short>::value) );
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|
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// GNU Extensions.
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// GNU Extensions.
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#ifdef _GLIBCXX_USE_INT128
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#ifdef _GLIBCXX_USE_INT128
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typedef make_signed<unsigned __int128>::type test25_type;
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typedef make_signed<unsigned __int128>::type test25_type;
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VERIFY( (is_same<test25_type, __int128>::value) );
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VERIFY( (is_same<test25_type, __int128>::value) );
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|
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typedef make_signed<__int128>::type test26_type;
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typedef make_signed<__int128>::type test26_type;
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VERIFY( (is_same<test26_type, __int128>::value) );
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VERIFY( (is_same<test26_type, __int128>::value) );
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#endif
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#endif
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}
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}
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|
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int main()
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int main()
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{
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{
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test01();
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test01();
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return 0;
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return 0;
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}
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}
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