1 // -*- C++ -*- 2 //===----------------------------------------------------------------------===// 3 // 4 // The LLVM Compiler Infrastructure 5 // 6 // This file is dual licensed under the MIT and the University of Illinois Open 7 // Source Licenses. See LICENSE.TXT for details. 8 // 9 //===----------------------------------------------------------------------===// 10 11 // <regex> 12 13 // match_not_bol: 14 // The first character in the sequence [first,last) shall be treated as 15 // though it is not at the beginning of a line, so the character ^ in the 16 // regular expression shall not match [first,first). 17 18 #include <regex> 19 #include <cassert> 20 #include "test_macros.h" 21 22 int main() 23 { 24 { 25 std::string target = "foo"; 26 std::regex re("^foo"); 27 assert( std::regex_match(target, re)); 28 assert(!std::regex_match(target, re, std::regex_constants::match_not_bol)); 29 } 30 31 { 32 std::string target = "foo"; 33 std::regex re("foo"); 34 assert( std::regex_match(target, re)); 35 assert( std::regex_match(target, re, std::regex_constants::match_not_bol)); 36 } 37 38 { 39 std::string target = "fooby"; 40 std::regex re("^foo"); 41 assert( std::regex_search(target, re)); 42 assert(!std::regex_search(target, re, std::regex_constants::match_not_bol)); 43 } 44 45 { 46 std::string target = "fooby"; 47 std::regex re("foo"); 48 assert( std::regex_search(target, re)); 49 assert( std::regex_search(target, re, std::regex_constants::match_not_bol)); 50 } 51 } 52