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 // <unordered_set> 11 12 // template <class Value, class Hash = hash<Value>, class Pred = equal_to<Value>, 13 // class Alloc = allocator<Value>> 14 // class unordered_set 15 16 // iterator insert(const_iterator p, const value_type& x); 17 18 #if _LIBCPP_DEBUG >= 1 19 #define _LIBCPP_ASSERT(x, m) ((x) ? (void)0 : std::exit(0)) 20 #endif 21 22 #include <unordered_set> 23 #include <cassert> 24 25 #include "min_allocator.h" 26 27 int main() 28 { 29 { 30 typedef std::unordered_set<double> C; 31 typedef C::iterator R; 32 typedef C::value_type P; 33 C c; 34 C::const_iterator e = c.end(); 35 R r = c.insert(e, P(3.5)); 36 assert(c.size() == 1); 37 assert(*r == 3.5); 38 39 r = c.insert(e, P(3.5)); 40 assert(c.size() == 1); 41 assert(*r == 3.5); 42 43 r = c.insert(e, P(4.5)); 44 assert(c.size() == 2); 45 assert(*r == 4.5); 46 47 r = c.insert(e, P(5.5)); 48 assert(c.size() == 3); 49 assert(*r == 5.5); 50 } 51 #if __cplusplus >= 201103L 52 { 53 typedef std::unordered_set<double, std::hash<double>, 54 std::equal_to<double>, min_allocator<double>> C; 55 typedef C::iterator R; 56 typedef C::value_type P; 57 C c; 58 C::const_iterator e = c.end(); 59 R r = c.insert(e, P(3.5)); 60 assert(c.size() == 1); 61 assert(*r == 3.5); 62 63 r = c.insert(e, P(3.5)); 64 assert(c.size() == 1); 65 assert(*r == 3.5); 66 67 r = c.insert(e, P(4.5)); 68 assert(c.size() == 2); 69 assert(*r == 4.5); 70 71 r = c.insert(e, P(5.5)); 72 assert(c.size() == 3); 73 assert(*r == 5.5); 74 } 75 #endif 76 #if _LIBCPP_DEBUG >= 1 77 { 78 typedef std::unordered_set<double> C; 79 typedef C::iterator R; 80 typedef C::value_type P; 81 C c; 82 C c2; 83 C::const_iterator e = c2.end(); 84 P v(3.5); 85 R r = c.insert(e, v); 86 assert(false); 87 } 88 #endif 89 } 90
