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 // void clear(); 13 14 #include <string> 15 #include <cassert> 16 17 #include "../min_allocator.h" 18 19 template <class S> 20 void 21 test(S s) 22 { 23 s.clear(); 24 assert(s.size() == 0); 25 } 26 27 int main() 28 { 29 { 30 typedef std::string S; 31 S s; 32 test(s); 33 34 s.assign(10, 'a'); 35 s.erase(5); 36 test(s); 37 38 s.assign(100, 'a'); 39 s.erase(50); 40 test(s); 41 } 42 #if __cplusplus >= 201103L 43 { 44 typedef std::basic_string<char, std::char_traits<char>, min_allocator<char>> S; 45 S s; 46 test(s); 47 48 s.assign(10, 'a'); 49 s.erase(5); 50 test(s); 51 52 s.assign(100, 'a'); 53 s.erase(50); 54 test(s); 55 } 56 #endif 57 } 58