insert_const_lvalue.pass.cpp revision b64f8b07c104c6cc986570ac8ee0ed16a9f23976
1bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant//===----------------------------------------------------------------------===// 2bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// 3f5256e16dfc425c1d466f6308d4026d529ce9e0bHoward Hinnant// The LLVM Compiler Infrastructure 4bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// 5b64f8b07c104c6cc986570ac8ee0ed16a9f23976Howard Hinnant// This file is dual licensed under the MIT and the University of Illinois Open 6b64f8b07c104c6cc986570ac8ee0ed16a9f23976Howard Hinnant// Source Licenses. See LICENSE.TXT for details. 7bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// 8bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant//===----------------------------------------------------------------------===// 9bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 10bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// <unordered_set> 11bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 12bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// template <class Value, class Hash = hash<Value>, class Pred = equal_to<Value>, 13bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// class Alloc = allocator<Value>> 14bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// class unordered_set 15bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 16bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// pair<iterator, bool> insert(const value_type& x); 17bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 18bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <unordered_set> 19bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <cassert> 20bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 21bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnantint main() 22bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant{ 23bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant { 24bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant typedef std::unordered_set<double> C; 25bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant typedef std::pair<C::iterator, bool> R; 26bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant typedef C::value_type P; 27bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant C c; 28bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant R r = c.insert(P(3.5)); 29bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(c.size() == 1); 30bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(*r.first == 3.5); 31bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(r.second); 32bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 33bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant r = c.insert(P(3.5)); 34bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(c.size() == 1); 35bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(*r.first == 3.5); 36bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(!r.second); 37bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 38bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant r = c.insert(P(4.5)); 39bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(c.size() == 2); 40bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(*r.first == 4.5); 41bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(r.second); 42bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 43bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant r = c.insert(P(5.5)); 44bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(c.size() == 3); 45bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(*r.first == 5.5); 46bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(r.second); 47bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant } 48bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant} 49