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8868286e | 1 | // { dg-options "-std=gnu++11" } |
bd142bda | 2 | |
f1717362 | 3 | // Copyright (C) 2011-2016 Free Software Foundation, Inc. |
bd142bda | 4 | // |
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) | |
9 | // any later version. | |
10 | // | |
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. | |
15 | // | |
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/>. | |
19 | ||
20 | // range insert | |
21 | ||
22 | #include <vector> | |
23 | #include <unordered_set> | |
24 | #include <testsuite_hooks.h> | |
25 | ||
26 | class PathPoint | |
27 | { | |
28 | public: | |
29 | PathPoint(char t, const std::vector<double>& c) | |
30 | : type(t), coords(c) { } | |
31 | PathPoint(char t, std::vector<double>&& c) | |
32 | : type(t), coords(std::move(c)) { } | |
33 | char getType() const { return type; } | |
34 | const std::vector<double>& getCoords() const { return coords; } | |
35 | private: | |
36 | char type; | |
37 | std::vector<double> coords; | |
38 | }; | |
39 | ||
40 | struct PathPointHasher | |
41 | { | |
42 | std::size_t operator() (const PathPoint& __pp) const | |
43 | { return __pp.getType(); } | |
44 | }; | |
45 | ||
46 | struct PathPointEqual | |
47 | { | |
48 | bool operator() (const PathPoint& __lhs, const PathPoint& __rhs) const | |
49 | { return __lhs.getType() == __rhs.getType(); } | |
50 | }; | |
51 | ||
52 | bool test __attribute__((unused)) = true; | |
53 | ||
54 | void test01() | |
55 | { | |
56 | typedef std::unordered_set<PathPoint, PathPointHasher, PathPointEqual> Set; | |
57 | Set s; | |
58 | ||
59 | std::vector<double> coord1 = { 0.0, 1.0, 2.0 }; | |
60 | ||
61 | auto ret = s.emplace('a', coord1); | |
62 | VERIFY( ret.second ); | |
63 | VERIFY( s.size() == 1 ); | |
64 | VERIFY( ret.first->getType() == 'a' ); | |
65 | ||
66 | coord1[0] = 3.0; | |
67 | ret = s.emplace('a', coord1); | |
68 | VERIFY( !ret.second ); | |
69 | VERIFY( s.size() == 1 ); | |
70 | VERIFY( ret.first->getType() == 'a' ); | |
71 | VERIFY( ret.first->getCoords()[0] == 0.0 ); | |
72 | ||
73 | auto it = s.emplace_hint(s.begin(), 'b', coord1); | |
74 | VERIFY( it != s.end() ); | |
75 | VERIFY( it->getType() == 'b' ); | |
76 | VERIFY( it->getCoords()[0] == 3.0 ); | |
77 | ||
78 | double *px = &coord1[0]; | |
79 | ret = s.emplace('c', std::move(coord1)); | |
80 | VERIFY( ret.second ); | |
81 | VERIFY( ret.first->getType() == 'c' ); | |
82 | VERIFY( &(ret.first->getCoords()[0]) == px ); | |
83 | } | |
84 | ||
85 | int main() | |
86 | { | |
87 | test01(); | |
88 | return 0; | |
89 | } |