diff options
Diffstat (limited to 'libstdc++-v3/testsuite/20_util/hash/operators')
-rw-r--r-- | libstdc++-v3/testsuite/20_util/hash/operators/size_t.cc | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/libstdc++-v3/testsuite/20_util/hash/operators/size_t.cc b/libstdc++-v3/testsuite/20_util/hash/operators/size_t.cc new file mode 100644 index 000000000..af0c54ec4 --- /dev/null +++ b/libstdc++-v3/testsuite/20_util/hash/operators/size_t.cc @@ -0,0 +1,54 @@ +// { dg-options "-std=gnu++0x" } +// 2007-08-20 <benjamin@redhat.com> +// +// Copyright (C) 2007, 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 <system_error> +#include <testsuite_hooks.h> + +template<typename T> + void + do_test() + { + bool test __attribute__((unused)) = true; + + typedef T value_type; + typedef std::hash<value_type> hash_type; + using std::size_t; + + value_type v; // default initialized is fine, same value all that matters. + hash_type h1; + size_t r1 = size_t(h1(v)); + + hash_type h2; + size_t r2 = size_t(h2(v)); + + VERIFY( r1 == r2 ); + } + +void test01() +{ + do_test<std::error_code>(); +} + +int main() +{ + test01(); + return 0; +} |