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 11 #include <memory> 12 #include <string> 13 #include <cassert> 14 15 // The only way to create an unique_ptr<T[]> is to default construct them. 16 17 class foo { 18 public: foo()19 foo () : val_(3) {} get() const20 int get () const { return val_; } 21 private: 22 int val_; 23 }; 24 main()25int main() 26 { 27 { 28 auto p1 = std::make_unique<int[]>(5); 29 for ( int i = 0; i < 5; ++i ) 30 assert ( p1[i] == 0 ); 31 } 32 33 { 34 auto p2 = std::make_unique<std::string[]>(5); 35 for ( int i = 0; i < 5; ++i ) 36 assert ( p2[i].size () == 0 ); 37 } 38 39 { 40 auto p3 = std::make_unique<foo[]>(7); 41 for ( int i = 0; i < 7; ++i ) 42 assert ( p3[i].get () == 3 ); 43 } 44 } 45