insert_hint_const_lvalue.pass.cpp revision f5256e16dfc425c1d466f6308d4026d529ce9e0b
1//===----------------------------------------------------------------------===// 2// 3// The LLVM Compiler Infrastructure 4// 5// This file is distributed under the University of Illinois Open Source 6// License. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// 9 10// <unordered_map> 11 12// template <class Key, class T, class Hash = hash<Key>, class Pred = equal_to<Key>, 13// class Alloc = allocator<pair<const Key, T>>> 14// class unordered_map 15 16// iterator insert(const_iterator p, const value_type& x); 17 18#include <unordered_map> 19#include <cassert> 20 21int main() 22{ 23 { 24 typedef std::unordered_map<double, int> C; 25 typedef C::iterator R; 26 typedef C::value_type P; 27 C c; 28 C::const_iterator e = c.end(); 29 R r = c.insert(e, P(3.5, 3)); 30 assert(c.size() == 1); 31 assert(r->first == 3.5); 32 assert(r->second == 3); 33 34 r = c.insert(e, P(3.5, 4)); 35 assert(c.size() == 1); 36 assert(r->first == 3.5); 37 assert(r->second == 3); 38 39 r = c.insert(e, P(4.5, 4)); 40 assert(c.size() == 2); 41 assert(r->first == 4.5); 42 assert(r->second == 4); 43 44 r = c.insert(e, P(5.5, 4)); 45 assert(c.size() == 3); 46 assert(r->first == 5.5); 47 assert(r->second == 4); 48 } 49} 50