1 //===----------------------------------------------------------------------===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is dual licensed under the MIT and the University of Illinois Open
6 // Source Licenses. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9
10 // <algorithm>
11
12 // template<InputIterator InIter1, InputIterator InIter2, typename OutIter>
13 // requires OutputIterator<OutIter, InIter1::reference>
14 // && OutputIterator<OutIter, InIter2::reference>
15 // && HasLess<InIter2::value_type, InIter1::value_type>
16 // && HasLess<InIter1::value_type, InIter2::value_type>
17 // OutIter
18 // set_symmetric_difference(InIter1 first1, InIter1 last1,
19 // InIter2 first2, InIter2 last2,
20 // OutIter result);
21
22 #include <algorithm>
23 #include <cassert>
24
25 #include "test_iterators.h"
26
27 template <class Iter1, class Iter2, class OutIter>
28 void
test()29 test()
30 {
31 int ia[] = {1, 2, 2, 3, 3, 3, 4, 4, 4, 4};
32 const int sa = sizeof(ia)/sizeof(ia[0]);
33 int ib[] = {2, 4, 4, 6};
34 const int sb = sizeof(ib)/sizeof(ib[0]);
35 int ic[20];
36 int ir[] = {1, 2, 3, 3, 3, 4, 4, 6};
37 const int sr = sizeof(ir)/sizeof(ir[0]);
38 OutIter ce = std::set_symmetric_difference(Iter1(ia), Iter1(ia+sa),
39 Iter2(ib), Iter2(ib+sb), OutIter(ic));
40 assert(base(ce) - ic == sr);
41 assert(std::lexicographical_compare(ic, base(ce), ir, ir+sr) == 0);
42 ce = std::set_symmetric_difference(Iter1(ib), Iter1(ib+sb),
43 Iter2(ia), Iter2(ia+sa), OutIter(ic));
44 assert(base(ce) - ic == sr);
45 assert(std::lexicographical_compare(ic, base(ce), ir, ir+sr) == 0);
46 }
47
main()48 int main()
49 {
50 test<input_iterator<const int*>, input_iterator<const int*>, output_iterator<int*> >();
51 test<input_iterator<const int*>, input_iterator<const int*>, forward_iterator<int*> >();
52 test<input_iterator<const int*>, input_iterator<const int*>, bidirectional_iterator<int*> >();
53 test<input_iterator<const int*>, input_iterator<const int*>, random_access_iterator<int*> >();
54 test<input_iterator<const int*>, input_iterator<const int*>, int*>();
55
56 test<input_iterator<const int*>, forward_iterator<const int*>, output_iterator<int*> >();
57 test<input_iterator<const int*>, forward_iterator<const int*>, forward_iterator<int*> >();
58 test<input_iterator<const int*>, forward_iterator<const int*>, bidirectional_iterator<int*> >();
59 test<input_iterator<const int*>, forward_iterator<const int*>, random_access_iterator<int*> >();
60 test<input_iterator<const int*>, forward_iterator<const int*>, int*>();
61
62 test<input_iterator<const int*>, bidirectional_iterator<const int*>, output_iterator<int*> >();
63 test<input_iterator<const int*>, bidirectional_iterator<const int*>, forward_iterator<int*> >();
64 test<input_iterator<const int*>, bidirectional_iterator<const int*>, bidirectional_iterator<int*> >();
65 test<input_iterator<const int*>, bidirectional_iterator<const int*>, random_access_iterator<int*> >();
66 test<input_iterator<const int*>, bidirectional_iterator<const int*>, int*>();
67
68 test<input_iterator<const int*>, random_access_iterator<const int*>, output_iterator<int*> >();
69 test<input_iterator<const int*>, random_access_iterator<const int*>, forward_iterator<int*> >();
70 test<input_iterator<const int*>, random_access_iterator<const int*>, bidirectional_iterator<int*> >();
71 test<input_iterator<const int*>, random_access_iterator<const int*>, random_access_iterator<int*> >();
72 test<input_iterator<const int*>, random_access_iterator<const int*>, int*>();
73
74 test<input_iterator<const int*>, const int*, output_iterator<int*> >();
75 test<input_iterator<const int*>, const int*, forward_iterator<int*> >();
76 test<input_iterator<const int*>, const int*, bidirectional_iterator<int*> >();
77 test<input_iterator<const int*>, const int*, random_access_iterator<int*> >();
78 test<input_iterator<const int*>, const int*, int*>();
79
80 test<forward_iterator<const int*>, input_iterator<const int*>, output_iterator<int*> >();
81 test<forward_iterator<const int*>, input_iterator<const int*>, forward_iterator<int*> >();
82 test<forward_iterator<const int*>, input_iterator<const int*>, bidirectional_iterator<int*> >();
83 test<forward_iterator<const int*>, input_iterator<const int*>, random_access_iterator<int*> >();
84 test<forward_iterator<const int*>, input_iterator<const int*>, int*>();
85
86 test<forward_iterator<const int*>, forward_iterator<const int*>, output_iterator<int*> >();
87 test<forward_iterator<const int*>, forward_iterator<const int*>, forward_iterator<int*> >();
88 test<forward_iterator<const int*>, forward_iterator<const int*>, bidirectional_iterator<int*> >();
89 test<forward_iterator<const int*>, forward_iterator<const int*>, random_access_iterator<int*> >();
90 test<forward_iterator<const int*>, forward_iterator<const int*>, int*>();
91
92 test<forward_iterator<const int*>, bidirectional_iterator<const int*>, output_iterator<int*> >();
93 test<forward_iterator<const int*>, bidirectional_iterator<const int*>, forward_iterator<int*> >();
94 test<forward_iterator<const int*>, bidirectional_iterator<const int*>, bidirectional_iterator<int*> >();
95 test<forward_iterator<const int*>, bidirectional_iterator<const int*>, random_access_iterator<int*> >();
96 test<forward_iterator<const int*>, bidirectional_iterator<const int*>, int*>();
97
98 test<forward_iterator<const int*>, random_access_iterator<const int*>, output_iterator<int*> >();
99 test<forward_iterator<const int*>, random_access_iterator<const int*>, forward_iterator<int*> >();
100 test<forward_iterator<const int*>, random_access_iterator<const int*>, bidirectional_iterator<int*> >();
101 test<forward_iterator<const int*>, random_access_iterator<const int*>, random_access_iterator<int*> >();
102 test<forward_iterator<const int*>, random_access_iterator<const int*>, int*>();
103
104 test<forward_iterator<const int*>, const int*, output_iterator<int*> >();
105 test<forward_iterator<const int*>, const int*, forward_iterator<int*> >();
106 test<forward_iterator<const int*>, const int*, bidirectional_iterator<int*> >();
107 test<forward_iterator<const int*>, const int*, random_access_iterator<int*> >();
108 test<forward_iterator<const int*>, const int*, int*>();
109
110 test<bidirectional_iterator<const int*>, input_iterator<const int*>, output_iterator<int*> >();
111 test<bidirectional_iterator<const int*>, input_iterator<const int*>, bidirectional_iterator<int*> >();
112 test<bidirectional_iterator<const int*>, input_iterator<const int*>, bidirectional_iterator<int*> >();
113 test<bidirectional_iterator<const int*>, input_iterator<const int*>, random_access_iterator<int*> >();
114 test<bidirectional_iterator<const int*>, input_iterator<const int*>, int*>();
115
116 test<bidirectional_iterator<const int*>, forward_iterator<const int*>, output_iterator<int*> >();
117 test<bidirectional_iterator<const int*>, forward_iterator<const int*>, forward_iterator<int*> >();
118 test<bidirectional_iterator<const int*>, forward_iterator<const int*>, bidirectional_iterator<int*> >();
119 test<bidirectional_iterator<const int*>, forward_iterator<const int*>, random_access_iterator<int*> >();
120 test<bidirectional_iterator<const int*>, forward_iterator<const int*>, int*>();
121
122 test<bidirectional_iterator<const int*>, bidirectional_iterator<const int*>, output_iterator<int*> >();
123 test<bidirectional_iterator<const int*>, bidirectional_iterator<const int*>, forward_iterator<int*> >();
124 test<bidirectional_iterator<const int*>, bidirectional_iterator<const int*>, bidirectional_iterator<int*> >();
125 test<bidirectional_iterator<const int*>, bidirectional_iterator<const int*>, random_access_iterator<int*> >();
126 test<bidirectional_iterator<const int*>, bidirectional_iterator<const int*>, int*>();
127
128 test<bidirectional_iterator<const int*>, random_access_iterator<const int*>, output_iterator<int*> >();
129 test<bidirectional_iterator<const int*>, random_access_iterator<const int*>, forward_iterator<int*> >();
130 test<bidirectional_iterator<const int*>, random_access_iterator<const int*>, bidirectional_iterator<int*> >();
131 test<bidirectional_iterator<const int*>, random_access_iterator<const int*>, random_access_iterator<int*> >();
132 test<bidirectional_iterator<const int*>, random_access_iterator<const int*>, int*>();
133
134 test<bidirectional_iterator<const int*>, const int*, output_iterator<int*> >();
135 test<bidirectional_iterator<const int*>, const int*, forward_iterator<int*> >();
136 test<bidirectional_iterator<const int*>, const int*, bidirectional_iterator<int*> >();
137 test<bidirectional_iterator<const int*>, const int*, random_access_iterator<int*> >();
138 test<bidirectional_iterator<const int*>, const int*, int*>();
139
140 test<random_access_iterator<const int*>, input_iterator<const int*>, output_iterator<int*> >();
141 test<random_access_iterator<const int*>, input_iterator<const int*>, bidirectional_iterator<int*> >();
142 test<random_access_iterator<const int*>, input_iterator<const int*>, bidirectional_iterator<int*> >();
143 test<random_access_iterator<const int*>, input_iterator<const int*>, random_access_iterator<int*> >();
144 test<random_access_iterator<const int*>, input_iterator<const int*>, int*>();
145
146 test<random_access_iterator<const int*>, forward_iterator<const int*>, output_iterator<int*> >();
147 test<random_access_iterator<const int*>, forward_iterator<const int*>, forward_iterator<int*> >();
148 test<random_access_iterator<const int*>, forward_iterator<const int*>, bidirectional_iterator<int*> >();
149 test<random_access_iterator<const int*>, forward_iterator<const int*>, random_access_iterator<int*> >();
150 test<random_access_iterator<const int*>, forward_iterator<const int*>, int*>();
151
152 test<random_access_iterator<const int*>, bidirectional_iterator<const int*>, output_iterator<int*> >();
153 test<random_access_iterator<const int*>, bidirectional_iterator<const int*>, forward_iterator<int*> >();
154 test<random_access_iterator<const int*>, bidirectional_iterator<const int*>, bidirectional_iterator<int*> >();
155 test<random_access_iterator<const int*>, bidirectional_iterator<const int*>, random_access_iterator<int*> >();
156 test<random_access_iterator<const int*>, bidirectional_iterator<const int*>, int*>();
157
158 test<random_access_iterator<const int*>, random_access_iterator<const int*>, output_iterator<int*> >();
159 test<random_access_iterator<const int*>, random_access_iterator<const int*>, forward_iterator<int*> >();
160 test<random_access_iterator<const int*>, random_access_iterator<const int*>, bidirectional_iterator<int*> >();
161 test<random_access_iterator<const int*>, random_access_iterator<const int*>, random_access_iterator<int*> >();
162 test<random_access_iterator<const int*>, random_access_iterator<const int*>, int*>();
163
164 test<random_access_iterator<const int*>, const int*, output_iterator<int*> >();
165 test<random_access_iterator<const int*>, const int*, forward_iterator<int*> >();
166 test<random_access_iterator<const int*>, const int*, bidirectional_iterator<int*> >();
167 test<random_access_iterator<const int*>, const int*, random_access_iterator<int*> >();
168 test<random_access_iterator<const int*>, const int*, int*>();
169
170 test<const int*, input_iterator<const int*>, output_iterator<int*> >();
171 test<const int*, input_iterator<const int*>, bidirectional_iterator<int*> >();
172 test<const int*, input_iterator<const int*>, bidirectional_iterator<int*> >();
173 test<const int*, input_iterator<const int*>, random_access_iterator<int*> >();
174 test<const int*, input_iterator<const int*>, int*>();
175
176 test<const int*, forward_iterator<const int*>, output_iterator<int*> >();
177 test<const int*, forward_iterator<const int*>, forward_iterator<int*> >();
178 test<const int*, forward_iterator<const int*>, bidirectional_iterator<int*> >();
179 test<const int*, forward_iterator<const int*>, random_access_iterator<int*> >();
180 test<const int*, forward_iterator<const int*>, int*>();
181
182 test<const int*, bidirectional_iterator<const int*>, output_iterator<int*> >();
183 test<const int*, bidirectional_iterator<const int*>, forward_iterator<int*> >();
184 test<const int*, bidirectional_iterator<const int*>, bidirectional_iterator<int*> >();
185 test<const int*, bidirectional_iterator<const int*>, random_access_iterator<int*> >();
186 test<const int*, bidirectional_iterator<const int*>, int*>();
187
188 test<const int*, random_access_iterator<const int*>, output_iterator<int*> >();
189 test<const int*, random_access_iterator<const int*>, forward_iterator<int*> >();
190 test<const int*, random_access_iterator<const int*>, bidirectional_iterator<int*> >();
191 test<const int*, random_access_iterator<const int*>, random_access_iterator<int*> >();
192 test<const int*, random_access_iterator<const int*>, int*>();
193
194 test<const int*, const int*, output_iterator<int*> >();
195 test<const int*, const int*, forward_iterator<int*> >();
196 test<const int*, const int*, bidirectional_iterator<int*> >();
197 test<const int*, const int*, random_access_iterator<int*> >();
198 test<const int*, const int*, int*>();
199 }
200