reset1.pass.cpp revision bc8d3f97eb5c958007f2713238472e0c1c8fe02c
1//===----------------------------------------------------------------------===// 2// 3// ��������������������The LLVM Compiler Infrastructure 4// 5// This file is distributed under the University of Illinois Open Source 6// License. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// 9 10// <memory> 11 12// unique_ptr 13 14// test reset 15 16#include <memory> 17#include <cassert> 18 19struct A 20{ 21 static int count; 22 A() {++count;} 23 A(const A&) {++count;} 24 ~A() {--count;} 25}; 26 27int A::count = 0; 28 29int main() 30{ 31 { 32 std::unique_ptr<A[]> p(new A[3]); 33 assert(A::count == 3); 34 A* i = p.get(); 35 p.reset(); 36 assert(A::count == 0); 37 assert(p.get() == 0); 38 } 39 assert(A::count == 0); 40 { 41 std::unique_ptr<A[]> p(new A[4]); 42 assert(A::count == 4); 43 A* i = p.get(); 44 p.reset(new A[5]); 45 assert(A::count == 5); 46 } 47 assert(A::count == 0); 48} 49