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 // <regex>
11
12 // template <class BidirectionalIterator, class Allocator, class charT, class traits>
13 // bool
14 // regex_match(BidirectionalIterator first, BidirectionalIterator last,
15 // match_results<BidirectionalIterator, Allocator>& m,
16 // const basic_regex<charT, traits>& e,
17 // regex_constants::match_flag_type flags = regex_constants::match_default);
18
19 // http://llvm.org/bugs/show_bug.cgi?id=16135
20
21 #include <string>
22 #include <regex>
23 #include <cassert>
24
25 void
test1()26 test1()
27 {
28 std::string re{"\\{a\\}"};
29 std::string target{"{a}"};
30 std::regex regex{re};
31 std::smatch smatch;
32 assert((std::regex_match(target, smatch, regex)));
33 }
34
35 void
test2()36 test2()
37 {
38 std::string re{"\\{a\\}"};
39 std::string target{"{a}"};
40 std::regex regex{re, std::regex::extended};
41 std::smatch smatch;
42 assert((std::regex_match(target, smatch, regex)));
43 }
44
45 void
test3()46 test3()
47 {
48 std::string re{"\\{a\\}"};
49 std::string target{"{a}"};
50 std::regex regex{re, std::regex::awk};
51 std::smatch smatch;
52 assert((std::regex_match(target, smatch, regex)));
53 }
54
55 void
test4()56 test4()
57 {
58 std::string re{"\\{a\\}"};
59 std::string target{"{a}"};
60 std::regex regex{re, std::regex::egrep};
61 std::smatch smatch;
62 assert((std::regex_match(target, smatch, regex)));
63 }
64
65 int
main()66 main()
67 {
68 test1();
69 test2();
70 test3();
71 test4();
72 }
73