111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert//===----------------------------------------------------------------------===// 211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert// 311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert// The LLVM Compiler Infrastructure 411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert// 511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert// This file is dual licensed under the MIT and the University of Illinois Open 611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert// Source Licenses. See LICENSE.TXT for details. 711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert// 811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert//===----------------------------------------------------------------------===// 911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 1011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#include <memory> 1111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#include <string> 1211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#include <cassert> 1311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 1411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert// The only way to create an unique_ptr<T[]> is to default construct them. 1511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 1611cd02dfb91661c65134cac258cf5924270e9d2Dan Albertclass foo { 1711cd02dfb91661c65134cac258cf5924270e9d2Dan Albertpublic: 1811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert foo () : val_(3) {} 1911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert int get () const { return val_; } 2011cd02dfb91661c65134cac258cf5924270e9d2Dan Albertprivate: 2111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert int val_; 2211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert }; 2311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 2411cd02dfb91661c65134cac258cf5924270e9d2Dan Albertint main() 2511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert{ 2611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#if _LIBCPP_STD_VER > 11 2711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert { 2811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert auto p1 = std::make_unique<int[]>(5); 2911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert for ( int i = 0; i < 5; ++i ) 3011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert assert ( p1[i] == 0 ); 3111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert } 3211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 3311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert { 3411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert auto p2 = std::make_unique<std::string[]>(5); 3511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert for ( int i = 0; i < 5; ++i ) 3611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert assert ( p2[i].size () == 0 ); 3711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert } 3811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 3911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert { 4011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert auto p3 = std::make_unique<foo[]>(7); 4111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert for ( int i = 0; i < 7; ++i ) 4211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert assert ( p3[i].get () == 3 ); 4311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert } 4411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#endif // _LIBCPP_STD_VER > 11 4511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert} 46