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 // Call front() on empty const container. 13 14 #if _LIBCPP_DEBUG >= 1 15 16 #define _LIBCPP_ASSERT(x, m) ((x) ? (void)0 : std::exit(0)) 17 18 #include <string> 19 #include <cassert> 20 #include <iterator> 21 #include <exception> 22 #include <cstdlib> 23 24 #include "min_allocator.h" 25 main()26int main() 27 { 28 { 29 typedef std::string S; 30 const S s; 31 assert(s.front() == 0); 32 assert(false); 33 } 34 #if TEST_STD_VER >= 11 35 { 36 typedef std::basic_string<char, std::char_traits<char>, min_allocator<char>> S; 37 const S s; 38 assert(s.front() == 0); 39 assert(false); 40 } 41 #endif 42 } 43 44 #else 45 main()46int main() 47 { 48 } 49 50 #endif 51