104dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant//===----------------------------------------------------------------------===// 204dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant// 304dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant// The LLVM Compiler Infrastructure 404dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant// 504dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant// This file is dual licensed under the MIT and the University of Illinois Open 604dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant// Source Licenses. See LICENSE.TXT for details. 704dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant// 804dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant//===----------------------------------------------------------------------===// 904dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant 1004dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant// <unordered_set> 1104dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant 1204dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant// unordered_set& operator=(unordered_set&& c) 1304dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant// noexcept( 1404dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant// allocator_type::propagate_on_container_move_assignment::value && 1504dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant// is_nothrow_move_assignable<allocator_type>::value && 1604dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant// is_nothrow_move_assignable<key_compare>::value); 1704dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant 1804dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant// This tests a conforming extension 1904dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant 2004dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant#include <unordered_set> 2104dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant#include <cassert> 2204dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant 235cb52824fc2a0caf233311e91d9a2a53368f04adDan Albert#include "MoveOnly.h" 241b92188a82b01e76ac6e8ad5f997293c2a078adcMarshall Clow#include "test_allocator.h" 2504dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant 2604dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnanttemplate <class T> 2704dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnantstruct some_comp 2804dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant{ 2904dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant typedef T value_type; 3004dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant some_comp& operator=(const some_comp&); 3104dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant}; 3204dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant 3304dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnanttemplate <class T> 3404dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnantstruct some_hash 3504dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant{ 3604dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant typedef T value_type; 3704dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant some_hash(); 3804dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant some_hash(const some_hash&); 3904dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant some_hash& operator=(const some_hash&); 4004dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant}; 4104dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant 4204dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnantint main() 4304dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant{ 4404dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant#if __has_feature(cxx_noexcept) 4504dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant { 4604dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant typedef std::unordered_set<MoveOnly> C; 4704dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant static_assert(std::is_nothrow_move_assignable<C>::value, ""); 4804dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant } 4904dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant { 5004dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant typedef std::unordered_set<MoveOnly, std::hash<MoveOnly>, 5104dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant std::equal_to<MoveOnly>, test_allocator<MoveOnly>> C; 5204dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant static_assert(!std::is_nothrow_move_assignable<C>::value, ""); 5304dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant } 5404dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant { 5504dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant typedef std::unordered_set<MoveOnly, std::hash<MoveOnly>, 5604dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant std::equal_to<MoveOnly>, other_allocator<MoveOnly>> C; 5704dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant static_assert(std::is_nothrow_move_assignable<C>::value, ""); 5804dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant } 5904dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant { 6004dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant typedef std::unordered_set<MoveOnly, some_hash<MoveOnly>> C; 6104dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant static_assert(!std::is_nothrow_move_assignable<C>::value, ""); 6204dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant } 6304dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant { 6404dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant typedef std::unordered_set<MoveOnly, std::hash<MoveOnly>, 6504dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant some_comp<MoveOnly>> C; 6604dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant static_assert(!std::is_nothrow_move_assignable<C>::value, ""); 6704dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant } 6804dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant#endif 6904dae1df2232276c6497dcaefec9f9d9d7d74890Howard Hinnant} 70