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_map> 11 12// unordered_map(unordered_map&&) 13// noexcept(is_nothrow_move_constructible<allocator_type>::value && 14// is_nothrow_move_constructible<key_compare>::value); 15 16// This tests a conforming extension 17 18#include <unordered_map> 19#include <cassert> 20 21#include "../../../MoveOnly.h" 22#include "test_allocator.h" 23 24template <class T> 25struct some_comp 26{ 27 typedef T value_type; 28 some_comp(const some_comp&); 29}; 30 31template <class T> 32struct some_hash 33{ 34 typedef T value_type; 35 some_hash(); 36 some_hash(const some_hash&); 37}; 38 39int main() 40{ 41#if __has_feature(cxx_noexcept) 42 { 43 typedef std::unordered_map<MoveOnly, MoveOnly> C; 44 static_assert(std::is_nothrow_move_constructible<C>::value, ""); 45 } 46 { 47 typedef std::unordered_map<MoveOnly, MoveOnly, std::hash<MoveOnly>, 48 std::equal_to<MoveOnly>, test_allocator<std::pair<const MoveOnly, MoveOnly>>> C; 49 static_assert(std::is_nothrow_move_constructible<C>::value, ""); 50 } 51 { 52 typedef std::unordered_map<MoveOnly, MoveOnly, std::hash<MoveOnly>, 53 std::equal_to<MoveOnly>, other_allocator<std::pair<const MoveOnly, MoveOnly>>> C; 54 static_assert(std::is_nothrow_move_constructible<C>::value, ""); 55 } 56 { 57 typedef std::unordered_map<MoveOnly, MoveOnly, some_hash<MoveOnly>> C; 58 static_assert(!std::is_nothrow_move_constructible<C>::value, ""); 59 } 60 { 61 typedef std::unordered_map<MoveOnly, MoveOnly, std::hash<MoveOnly>, 62 some_comp<MoveOnly>> C; 63 static_assert(!std::is_nothrow_move_constructible<C>::value, ""); 64 } 65#endif 66} 67