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 converting move ctor 15 16#include <memory> 17#include <utility> 18#include <cassert> 19 20#include "deleter_types.h" 21 22// test converting move ctor. Should only require a MoveConstructible deleter, or if 23// deleter is a reference, not even that. 24// Implicit version 25 26struct A 27{ 28 static int count; 29 A() {++count;} 30 A(const A&) {++count;} 31 virtual ~A() {--count;} 32}; 33 34int A::count = 0; 35 36struct B 37 : public A 38{ 39 static int count; 40 B() {++count;} 41 B(const B&) {++count;} 42 virtual ~B() {--count;} 43}; 44 45int B::count = 0; 46 47int main() 48{ 49 std::unique_ptr<B, Deleter<B> > s(new B); 50 std::unique_ptr<A, Deleter<A> > s2 = s; 51} 52