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 // <memory> 11 12 // unique_ptr 13 14 // Test unique_ptr default ctor 15 16 // default unique_ptr ctor should only require default Deleter ctor 17 18 #include <memory> 19 #include <cassert> 20 21 class Deleter 22 { 23 int state_; 24 25 Deleter(Deleter&); 26 Deleter& operator=(Deleter&); 27 28 public: 29 Deleter() : state_(5) {} 30 31 int state() const {return state_;} 32 33 void operator()(void*) {} 34 }; 35 36 int main() 37 { 38 { 39 std::unique_ptr<int[]> p; 40 assert(p.get() == 0); 41 } 42 { 43 std::unique_ptr<int[], Deleter> p; 44 assert(p.get() == 0); 45 assert(p.get_deleter().state() == 5); 46 } 47 } 48