cxx/test/utilities/memory/unique.ptr/unique.ptr.runtime/unique.ptr.runtime.modifiers/reset1.pass.cpp
Howard Hinnant b64f8b07c1 license change
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@119395 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-16 22:09:02 +00:00

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941 B
C++

//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <memory>
// unique_ptr
// test reset
#include <memory>
#include <cassert>
struct A
{
static int count;
A() {++count;}
A(const A&) {++count;}
~A() {--count;}
};
int A::count = 0;
int main()
{
{
std::unique_ptr<A[]> p(new A[3]);
assert(A::count == 3);
A* i = p.get();
p.reset();
assert(A::count == 0);
assert(p.get() == 0);
}
assert(A::count == 0);
{
std::unique_ptr<A[]> p(new A[4]);
assert(A::count == 4);
A* i = p.get();
p.reset(new A[5]);
assert(A::count == 5);
}
assert(A::count == 0);
}