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(pointer) ctor 15 16// unique_ptr(pointer) ctor should not work with derived pointers 17 18#include <memory> 19#include <cassert> 20 21struct A 22{ 23 static int count; 24 A() {++count;} 25 A(const A&) {++count;} 26 virtual ~A() {--count;} 27}; 28 29int A::count = 0; 30 31struct B 32 : public A 33{ 34 static int count; 35 B() {++count;} 36 B(const B&) {++count;} 37 virtual ~B() {--count;} 38}; 39 40int B::count = 0; 41 42class Deleter 43{ 44 int state_; 45 46 Deleter(Deleter&); 47 Deleter& operator=(Deleter&); 48 49public: 50 Deleter() : state_(5) {} 51 52 int state() const {return state_;} 53 54 void operator()(A* p) {delete [] p;} 55}; 56 57int main() 58{ 59 { 60 B* p = new B[3]; 61 std::unique_ptr<A[]> s(p); 62 } 63 { 64 B* p = new B[3]; 65 std::unique_ptr<A[], Deleter> s(p); 66 } 67} 68