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 // <vector> 11 12 // vector(vector&&) 13 // noexcept(is_nothrow_move_constructible<allocator_type>::value); 14 15 // This tests a conforming extension 16 17 // UNSUPPORTED: c++98, c++03 18 19 #include <vector> 20 #include <cassert> 21 22 #include "test_macros.h" 23 #include "test_allocator.h" 24 25 template <class T> 26 struct some_alloc 27 { 28 typedef T value_type; 29 some_alloc(const some_alloc&); 30 }; 31 32 int main() 33 { 34 #if defined(_LIBCPP_VERSION) 35 { 36 typedef std::vector<bool> C; 37 static_assert(std::is_nothrow_move_constructible<C>::value, ""); 38 } 39 { 40 typedef std::vector<bool, test_allocator<bool>> C; 41 static_assert(std::is_nothrow_move_constructible<C>::value, ""); 42 } 43 { 44 typedef std::vector<bool, other_allocator<bool>> C; 45 static_assert(std::is_nothrow_move_constructible<C>::value, ""); 46 } 47 #endif // _LIBCPP_VERSION 48 { 49 // In C++17, move constructors for allocators are not allowed to throw 50 #if TEST_STD_VER > 14 51 #if defined(_LIBCPP_VERSION) 52 typedef std::vector<bool, some_alloc<bool>> C; 53 static_assert( std::is_nothrow_move_constructible<C>::value, ""); 54 #endif // _LIBCPP_VERSION 55 #else 56 typedef std::vector<bool, some_alloc<bool>> C; 57 static_assert(!std::is_nothrow_move_constructible<C>::value, ""); 58 #endif 59 } 60 } 61
