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1 | // { dg-options "-std=c++11" } |
2 | ||
aa118a03 | 3 | // Copyright (C) 2012-2014 Free Software Foundation, Inc. |
55826ab6 FD |
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 | #include <utility> | |
21 | #include <tuple> | |
22 | #include <vector> | |
23 | #include <map> | |
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 | bool test __attribute__((unused)) = true; | |
41 | ||
42 | void test01() | |
43 | { | |
44 | typedef std::map<char, std::vector<double>> Map; | |
45 | Map m; | |
46 | ||
47 | std::vector<double> coord1 = { 0.0, 1.0, 2.0 }; | |
48 | ||
49 | auto ret = m.emplace('a', coord1); | |
50 | VERIFY( ret.second ); | |
51 | VERIFY( m.size() == 1 ); | |
52 | VERIFY( ret.first->first == 'a' ); | |
53 | ||
54 | coord1[0] = 3.0; | |
55 | ret = m.emplace('a', coord1); | |
56 | VERIFY( !ret.second ); | |
57 | VERIFY( m.size() == 1 ); | |
58 | VERIFY( ret.first->first == 'a' ); | |
59 | VERIFY( ret.first->second[0] == 0.0 ); | |
60 | ||
61 | auto it = m.emplace_hint(m.begin(), 'b', coord1); | |
62 | VERIFY( it != m.end() ); | |
63 | VERIFY( it->first == 'b' ); | |
64 | VERIFY( it->second[0] == 3.0 ); | |
65 | ||
66 | double *px = &coord1[0]; | |
67 | ret = m.emplace('c', std::move(coord1)); | |
68 | VERIFY( ret.second ); | |
69 | VERIFY( ret.first->first == 'c' ); | |
70 | VERIFY( &(ret.first->second[0]) == px ); | |
71 | } | |
72 | ||
73 | void test02() | |
74 | { | |
75 | using namespace std; | |
76 | typedef map<char, PathPoint> Map; | |
77 | Map m; | |
78 | ||
79 | vector<double> coord1 = { 0.0, 1.0, 2.0 }; | |
80 | ||
81 | auto ret = m.emplace(piecewise_construct, | |
82 | make_tuple('a'), make_tuple('a', coord1)); | |
83 | VERIFY( ret.second ); | |
84 | VERIFY( m.size() == 1 ); | |
85 | VERIFY( ret.first->first == 'a' ); | |
86 | ||
87 | coord1[0] = 3.0; | |
88 | ret = m.emplace(piecewise_construct, | |
89 | make_tuple('a'), make_tuple( 'b', coord1)); | |
90 | VERIFY( !ret.second ); | |
91 | VERIFY( m.size() == 1 ); | |
92 | VERIFY( ret.first->first == 'a' ); | |
93 | VERIFY( ret.first->second.getCoords()[0] == 0.0 ); | |
94 | ||
95 | auto it = m.emplace_hint(m.begin(), piecewise_construct, | |
96 | make_tuple('b'), make_tuple('c', coord1)); | |
97 | VERIFY( it != m.end() ); | |
98 | VERIFY( it->first == 'b' ); | |
99 | VERIFY( it->second.getCoords()[0] == 3.0 ); | |
100 | ||
101 | double *px = &coord1[0]; | |
102 | ret = m.emplace(piecewise_construct, | |
103 | make_tuple('c'), make_tuple('d', move(coord1))); | |
104 | VERIFY( ret.second ); | |
105 | VERIFY( ret.first->first == 'c' ); | |
106 | VERIFY( &(ret.first->second.getCoords()[0]) == px ); | |
107 | } | |
108 | ||
109 | int main() | |
110 | { | |
111 | test01(); | |
112 | test02(); | |
113 | return 0; | |
114 | } |