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comparison libstdc++-v3/testsuite/25_algorithms/lexicographical_compare/94013.cc @ 152:2b5abeee2509

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update gcc11
author anatofuz
date Mon, 25 May 2020 07:50:57 +0900
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145:1830386684a0 152:2b5abeee2509
1 // Copyright (C) 2020 Free Software Foundation, Inc.
2 //
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)
7 // any later version.
8
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.
13
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/>.
17
18 // { dg-do run }
19
20 #include <algorithm>
21 #include <testsuite_hooks.h>
22
23 void
24 test01()
25 {
26 volatile unsigned char i[] = { 0, 1, 2, 3 };
27 volatile unsigned char j[] = { 1, 2, 3 };
28 unsigned char k[] = { 2, 3, 4 };
29
30 // v = volatile, c = const, cv = const volatile, u = unqualified
31
32 VERIFY( ! std::lexicographical_compare(i+1, i+4, j, j+2) ); // v v
33 VERIFY( std::lexicographical_compare(i+2, i+4, k, k+3) ); // v u
34 VERIFY( ! std::lexicographical_compare(k, k+3, i+1, i+4) ); // u v
35
36 const volatile unsigned char* cj = j;
37 VERIFY( std::lexicographical_compare(cj, cj+2, cj+1, cj+3) ); // cv cv
38 VERIFY( ! std::lexicographical_compare(cj, cj+3, i+1, i+4) ); // cv v
39 VERIFY( std::lexicographical_compare(i, i+2, cj, cj+2) ); // v cv
40 VERIFY( std::lexicographical_compare(cj+1, cj+3, k, k+3) ); // cv u
41 VERIFY( ! std::lexicographical_compare(k, k+2, cj, cj+3) ); // u cv
42 const unsigned char* ck = k;
43 VERIFY( ! std::lexicographical_compare(ck, ck+2, i+1, i+2) ); // c v
44 VERIFY( std::lexicographical_compare(i, i+3, ck, ck+3) ); // v c
45 VERIFY( std::lexicographical_compare(cj+1, cj+3, ck, ck+3) ); // cv c
46 VERIFY( ! std::lexicographical_compare(ck, ck+1, cj, cj+2) ); // c cv
47
48 #if __cplusplus > 201703L
49 using std::ranges::lexicographical_compare;
50 VERIFY( ! lexicographical_compare(i+1, i+4, j, j+2) ); // v v
51 VERIFY( lexicographical_compare(i+2, i+4, k, k+3) ); // v u
52 VERIFY( ! lexicographical_compare(k, k+3, i+1, i+4) ); // u v
53
54 VERIFY( lexicographical_compare(cj, cj+2, cj+1, cj+3) ); // cv cv
55 VERIFY( ! lexicographical_compare(cj, cj+3, i+1, i+4) ); // cv v
56 VERIFY( lexicographical_compare(i, i+2, cj, cj+2) ); // v cv
57 VERIFY( lexicographical_compare(cj+1, cj+3, k, k+3) ); // cv u
58 VERIFY( ! lexicographical_compare(k, k+2, cj, cj+3) ); // u cv
59
60 VERIFY( ! lexicographical_compare(ck, ck+2, i+1, i+2) ); // c v
61 VERIFY( lexicographical_compare(i, i+3, ck, ck+3) ); // v c
62 VERIFY( lexicographical_compare(cj+1, cj+3, ck, ck+3) ); // cv c
63 VERIFY( ! lexicographical_compare(ck, ck+1, cj, cj+2) ); // c cv
64 #endif
65 }
66
67 int
68 main()
69 {
70 test01();
71 }