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 // class match_results<BidirectionalIterator, Allocator>
13 
14 // bool ready() const;
15 
16 #include <regex>
17 #include <cassert>
18 #include "test_macros.h"
19 
20 void
test1()21 test1()
22 {
23     std::match_results<const char*> m;
24     const char s[] = "abcdefghijk";
25     assert(m.ready() == false);
26     std::regex_search(s, m, std::regex("cd((e)fg)hi"));
27     assert(m.ready() == true);
28 }
29 
30 void
test2()31 test2()
32 {
33     std::match_results<const char*> m;
34     const char s[] = "abcdefghijk";
35     assert(m.ready() == false);
36     std::regex_search(s, m, std::regex("z"));
37     assert(m.ready() == true);
38 }
39 
main()40 int main()
41 {
42     test1();
43     test2();
44 }
45