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git.ipfire.org Git - thirdparty/gcc.git/blob - libstdc++-v3/testsuite/23_containers/vector/bool/allocator/swap.cc
1 // Copyright (C) 2014-2021 Free Software Foundation, Inc.
3 // This file is part of the GNU ISO C++ Library. This library is free
4 // software; you can redistribute it and/or modify it under the
5 // terms of the GNU General Public License as published by the
6 // Free Software Foundation; either version 3, or (at your option)
9 // This library is distributed in the hope that it will be useful,
10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 // GNU General Public License for more details.
14 // You should have received a copy of the GNU General Public License along
15 // with this library; see the file COPYING3. If not see
16 // <http://www.gnu.org/licenses/>.
18 // { dg-do run { target c++11 } }
21 #include <testsuite_hooks.h>
22 #include <testsuite_allocator.h>
28 // It is undefined behaviour to swap() containers with unequal allocators
29 // if the allocator doesn't propagate, so ensure the allocators compare
30 // equal, while still being able to test propagation via get_personality().
31 template<typename Type
>
33 operator==(const propagating_allocator
<Type
, false>&,
34 const propagating_allocator
<Type
, false>&)
37 template<typename Type
>
39 operator!=(const propagating_allocator
<Type
, false>&,
40 const propagating_allocator
<Type
, false>&)
44 using __gnu_test::propagating_allocator
;
48 typedef propagating_allocator
<T
, false> alloc_type
;
49 typedef std::vector
<T
, alloc_type
> test_type
;
50 test_type
v1(alloc_type(1));
52 test_type
v2(alloc_type(2));
55 VERIFY(1 == v1
.get_allocator().get_personality());
56 VERIFY(2 == v2
.get_allocator().get_personality());
57 // swap back so assertions in uneq_allocator::deallocate don't fail
63 typedef propagating_allocator
<T
, true> alloc_type
;
64 typedef std::vector
<T
, alloc_type
> test_type
;
65 test_type
v1(alloc_type(1));
67 test_type
v2(alloc_type(2));
70 VERIFY(2 == v1
.get_allocator().get_personality());
71 VERIFY(1 == v2
.get_allocator().get_personality());