diff options
Diffstat (limited to 'gcc-4.9/libstdc++-v3/testsuite/20_util/allocator_traits/members/select.cc')
-rw-r--r-- | gcc-4.9/libstdc++-v3/testsuite/20_util/allocator_traits/members/select.cc | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/gcc-4.9/libstdc++-v3/testsuite/20_util/allocator_traits/members/select.cc b/gcc-4.9/libstdc++-v3/testsuite/20_util/allocator_traits/members/select.cc new file mode 100644 index 000000000..29ceb67de --- /dev/null +++ b/gcc-4.9/libstdc++-v3/testsuite/20_util/allocator_traits/members/select.cc @@ -0,0 +1,67 @@ +// { dg-options "-std=gnu++0x" } + +// Copyright (C) 2011-2014 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 <memory> +#include <testsuite_hooks.h> + +struct X { }; + +template<typename T> +struct alloc1 +{ + typedef T value_type; + + int id; +}; + +template<typename T> +struct alloc2 +{ + typedef T value_type; + + int id; + + alloc2 select_on_container_copy_construction() const + { return alloc2{id+1}; } +}; + + +void test01() +{ + typedef std::allocator_traits<alloc1<X>> traits_type; + traits_type::allocator_type a{1}; + const traits_type::allocator_type& a2 + = traits_type::select_on_container_copy_construction(a); + VERIFY( a2.id == a.id ); +} + +void test02() +{ + typedef std::allocator_traits<alloc2<X>> traits_type; + traits_type::allocator_type a{1}; + const traits_type::allocator_type& a2 + = traits_type::select_on_container_copy_construction(a); + VERIFY( a2.id != a.id ); +} + +int main() +{ + test01(); + test02(); +} |