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 // <forward_list> 11 12 // void clear(); 13 14 #include <forward_list> 15 #include <cassert> 16 17 #include "../../../NotConstructible.h" 18 #include "../../../min_allocator.h" 19 20 int main() 21 { 22 { 23 typedef NotConstructible T; 24 typedef std::forward_list<T> C; 25 C c; 26 c.clear(); 27 assert(distance(c.begin(), c.end()) == 0); 28 } 29 { 30 typedef int T; 31 typedef std::forward_list<T> C; 32 const T t[] = {0, 1, 2, 3, 4}; 33 C c(std::begin(t), std::end(t)); 34 35 c.clear(); 36 assert(distance(c.begin(), c.end()) == 0); 37 38 c.clear(); 39 assert(distance(c.begin(), c.end()) == 0); 40 } 41 #if __cplusplus >= 201103L 42 { 43 typedef NotConstructible T; 44 typedef std::forward_list<T, min_allocator<T>> C; 45 C c; 46 c.clear(); 47 assert(distance(c.begin(), c.end()) == 0); 48 } 49 { 50 typedef int T; 51 typedef std::forward_list<T, min_allocator<T>> C; 52 const T t[] = {0, 1, 2, 3, 4}; 53 C c(std::begin(t), std::end(t)); 54 55 c.clear(); 56 assert(distance(c.begin(), c.end()) == 0); 57 58 c.clear(); 59 assert(distance(c.begin(), c.end()) == 0); 60 } 61 #endif 62 } 63