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git.ipfire.org Git - thirdparty/gcc.git/blob - libstdc++-v3/testsuite/experimental/unordered_map/erasure.cc
1 // { dg-do run { target c++14 } }
3 // Copyright (C) 2015-2019 Free Software Foundation, Inc.
5 // This file is part of the GNU ISO C++ Library. This library is free
6 // software; you can redistribute it and/or modify it under the
7 // terms of the GNU General Public License as published by the
8 // Free Software Foundation; either version 3, or (at your option)
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 // GNU General Public License for more details.
16 // You should have received a copy of the GNU General Public License along
17 // with this library; see the file COPYING3. If not see
18 // <http://www.gnu.org/licenses/>.
20 #include <experimental/unordered_map>
21 #include <testsuite_hooks.h>
23 auto is_odd_pair
= [](const std::pair
<const int, std::string
>& p
)
25 return p
.first
% 2 != 0;
31 std::unordered_map
<int, std::string
> um
{ { 10, "A" }, { 11, "B" },
32 { 12, "C" }, { 14, "D" },
33 { 15, "E" }, { 17, "F" },
34 { 18, "G" }, { 19, "H" } };
35 std::experimental::erase_if(um
, is_odd_pair
);
36 std::unordered_map
<int, std::string
> t
{ { 10, "A" }, { 12, "C" },
37 { 14, "D" }, { 18, "G" } };
44 std::unordered_multimap
<int, std::string
> umm
{ { 20, "S" }, { 21, "T" },
45 { 22, "U" }, { 22, "V" },
46 { 23, "W" }, { 23, "X" },
47 { 24, "Y" }, { 25, "Z" } };
48 std::experimental::erase_if(umm
, is_odd_pair
);
49 std::unordered_multimap
<int, std::string
> t
{ { 20, "S" }, { 22, "U" },
50 { 22, "V" }, { 24, "Y" } };