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 // UNSUPPORTED: c++98, c++03 11 12 // <string> 13 14 // basic_string(basic_string&&) 15 // noexcept(is_nothrow_move_constructible<allocator_type>::value); 16 17 // This tests a conforming extension 18 19 #include <string> 20 #include <cassert> 21 22 #include "test_macros.h" 23 #include "test_allocator.h" 24 25 int main() 26 { 27 { 28 typedef std::string C; 29 static_assert(std::is_nothrow_move_constructible<C>::value, ""); 30 } 31 { 32 typedef std::basic_string<char, std::char_traits<char>, test_allocator<char>> C; 33 static_assert(std::is_nothrow_move_constructible<C>::value, ""); 34 } 35 { 36 typedef std::basic_string<char, std::char_traits<char>, limited_allocator<char, 10>> C; 37 #if TEST_STD_VER <= 14 38 static_assert(!std::is_nothrow_move_constructible<C>::value, ""); 39 #else 40 static_assert( std::is_nothrow_move_constructible<C>::value, ""); 41 #endif 42 } 43 } 44