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 // <set> 11 12 // multiset(multiset&&) 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 // UNSUPPORTED: c++98, c++03 19 20 #include <set> 21 #include <cassert> 22 23 #include "test_macros.h" 24 #include "MoveOnly.h" 25 #include "test_allocator.h" 26 27 template <class T> 28 struct some_comp 29 { 30 typedef T value_type; 31 some_comp(const some_comp&); 32 bool operator()(const T&, const T&) const { return false; } 33 }; 34 35 int main() 36 { 37 #if defined(_LIBCPP_VERSION) 38 { 39 typedef std::multiset<MoveOnly> C; 40 static_assert(std::is_nothrow_move_constructible<C>::value, ""); 41 } 42 { 43 typedef std::multiset<MoveOnly, std::less<MoveOnly>, test_allocator<MoveOnly>> C; 44 static_assert(std::is_nothrow_move_constructible<C>::value, ""); 45 } 46 { 47 typedef std::multiset<MoveOnly, std::less<MoveOnly>, other_allocator<MoveOnly>> C; 48 static_assert(std::is_nothrow_move_constructible<C>::value, ""); 49 } 50 #endif // _LIBCPP_VERSION 51 { 52 typedef std::multiset<MoveOnly, some_comp<MoveOnly>> C; 53 static_assert(!std::is_nothrow_move_constructible<C>::value, ""); 54 } 55 } 56
