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1 // { dg-do run { target c++11 } }
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2
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3 //
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131
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4 // Copyright (C) 2015-2018 Free Software Foundation, Inc.
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111
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5 //
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6 // This file is part of the GNU ISO C++ Library. This library is free
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7 // software; you can redistribute it and/or modify it under the
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8 // terms of the GNU General Public License as published by the
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9 // Free Software Foundation; either version 3, or (at your option)
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10 // any later version.
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11 //
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12 // This library is distributed in the hope that it will be useful,
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13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 // GNU General Public License for more details.
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16 //
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17 // You should have received a copy of the GNU General Public License along
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18 // with this library; see the file COPYING3. If not see
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19 // <http://www.gnu.org/licenses/>.
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20
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21 #include <testsuite_hooks.h>
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22 #include <testsuite_regex.h>
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23
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24 using namespace __gnu_test;
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25 using namespace std;
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26
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27 // PR libstdc++/67362
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28 void
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29 test01()
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30 {
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31 regex re("((.)", regex_constants::basic);
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32 }
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33
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34 void
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35 test02()
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36 {
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37 std::string re_str
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38 {
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39 "/abcd" "\n"
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40 "/aecf" "\n"
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41 "/ghci"
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42 };
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43 auto rx = std::regex(re_str, std::regex_constants::grep | std::regex_constants::icase);
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44 VERIFY(regex_search_debug("/abcd", rx));
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45 }
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46
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47 void
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48 test03()
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49 {
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50 VERIFY(regex_match_debug("a.", regex(R"(a\b.)"), regex_constants::match_not_eow));
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51 VERIFY(regex_match_debug(".a", regex(R"(.\ba)"), regex_constants::match_not_bow));
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52 VERIFY(regex_search_debug("a", regex(R"(^\b)")));
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53 VERIFY(regex_search_debug("a", regex(R"(\b$)")));
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54 VERIFY(!regex_search_debug("a", regex(R"(^\b)"), regex_constants::match_not_bow));
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55 VERIFY(!regex_search_debug("a", regex(R"(\b$)"), regex_constants::match_not_eow));
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56 }
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57
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58 // PR libstdc++/77356
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59 void
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60 test04()
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61 {
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62 static const char* kNumericAnchor ="(\\$|usd)(usd|\\$|to|and|up to|[0-9,\\.\\-\\sk])+";
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63 const std::regex re(kNumericAnchor);
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64 (void)re;
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65 }
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66
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67 void
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68 test05()
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69 {
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70 VERIFY(regex_match_debug("!", std::regex("[![:alnum:]]")));
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71 VERIFY(regex_match_debug("-", std::regex("[a-]", regex_constants::basic)));
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72 VERIFY(regex_match_debug("-", std::regex("[a-]")));
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73 }
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74
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75 // PR libstdc++/78236
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76 void
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77 test06()
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78 {
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79 char const s[] = "afoo";
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80 std::basic_regex<char> r("(f+)");
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81 {
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82 std::cregex_iterator i(s, s+sizeof(s), r);
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83 std::cregex_iterator j(s, s+sizeof(s), r);
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84 VERIFY(i == j);
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85 }
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86 // The iterator manipulation code must be repeated in the same scope
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87 // to expose the undefined read during the execution of the ==
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88 // operator (stack location reuse)
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89 {
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90 std::cregex_iterator i(s, s+sizeof(s), r);
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91 std::cregex_iterator j;
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92 VERIFY(!(i == j));
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93 }
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94 }
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95
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96 // PR libstdc++/71500
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97 void
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98 test07()
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99 {
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100 bool test [[gnu::unused]] = true;
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101
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102 VERIFY(regex_match_debug("abc abc", regex("([a-z]+) \\1", regex::icase)));
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103 VERIFY(regex_match_debug("Abc abc", regex("([a-z]+) \\1", regex::icase)));
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104 VERIFY(regex_match_debug("abc Abc", regex("([a-z]+) \\1", regex::icase)));
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105 }
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106
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107 int
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108 main()
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109 {
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110 test01();
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111 test02();
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112 test03();
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113 test04();
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114 test05();
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115 test06();
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116 test07();
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117 return 0;
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118 }
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119
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