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, c++11, c++14 11 12 // <any> 13 14 // any() noexcept; 15 16 #include <any> 17 #include <type_traits> 18 #include <cassert> 19 20 #include "test_macros.h" 21 #include "any_helpers.h" 22 #include "count_new.hpp" 23 24 int main() 25 { 26 using std::any; 27 { 28 static_assert( 29 std::is_nothrow_default_constructible<any>::value 30 , "Must be default constructible" 31 ); 32 } 33 { 34 struct TestConstexpr : public std::any { 35 constexpr TestConstexpr() : std::any() {} 36 }; 37 #ifdef _LIBCPP_SAFE_STATIC 38 _LIBCPP_SAFE_STATIC static std::any a; 39 ((void)a); 40 #endif 41 } 42 { 43 DisableAllocationGuard g; ((void)g); 44 any const a; 45 assertEmpty(a); 46 } 47 } 48
