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 // <string> 11 12 // const_iterator cbegin() const; 13 14 #include <string> 15 #include <cassert> 16 17 #include "min_allocator.h" 18 19 template <class S> 20 void test(const S & s)21test(const S& s) 22 { 23 typename S::const_iterator cb = s.cbegin(); 24 if (!s.empty()) 25 { 26 assert(*cb == s[0]); 27 } 28 assert(cb == s.begin()); 29 } 30 main()31int main() 32 { 33 { 34 typedef std::string S; 35 test(S()); 36 test(S("123")); 37 } 38 #if __cplusplus >= 201103L 39 { 40 typedef std::basic_string<char, std::char_traits<char>, min_allocator<char>> S; 41 test(S()); 42 test(S("123")); 43 } 44 #endif 45 } 46