diff options
Diffstat (limited to 'libstdc++-v3/testsuite/20_util/hash/requirements')
| -rw-r--r-- | libstdc++-v3/testsuite/20_util/hash/requirements/explicit_instantiation.cc | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/libstdc++-v3/testsuite/20_util/hash/requirements/explicit_instantiation.cc b/libstdc++-v3/testsuite/20_util/hash/requirements/explicit_instantiation.cc new file mode 100644 index 000000000..9c71a5fc9 --- /dev/null +++ b/libstdc++-v3/testsuite/20_util/hash/requirements/explicit_instantiation.cc @@ -0,0 +1,49 @@ +// { dg-options "-std=gnu++0x" } +// { dg-do compile } + +// Copyright (C) 2007, 2008, 2009 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 3, 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 COPYING3. If not see +// <http://www.gnu.org/licenses/>. + +#include <functional> +#include <string> +#include <system_error> + +// Verify that we can instantiate hash for every required type. +template class std::hash<bool>; +template class std::hash<char>; +template class std::hash<signed char>; +template class std::hash<unsigned char>; +template class std::hash<char16_t>; +template class std::hash<char32_t>; +template class std::hash<short>; +template class std::hash<int>; +template class std::hash<long>; +template class std::hash<unsigned short>; +template class std::hash<unsigned int>; +template class std::hash<unsigned long>; +template class std::hash<float>; +template class std::hash<double>; +template class std::hash<long double>; +template class std::hash<void*>; +template class std::hash<std::string>; +template class std::hash<std::error_code>; + +#ifdef _GLIBCXX_USE_WCHAR_T +template class std::hash<wchar_t>; +template class std::hash<std::wstring>; +#endif + |