diff options
Diffstat (limited to 'test/utilities/memory/util.smartptr/util.smartptr.shared/util.smartptr.shared.assign/shared_ptr_rv.pass.cpp')
| -rw-r--r-- | test/utilities/memory/util.smartptr/util.smartptr.shared/util.smartptr.shared.assign/shared_ptr_rv.pass.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/test/utilities/memory/util.smartptr/util.smartptr.shared/util.smartptr.shared.assign/shared_ptr_rv.pass.cpp b/test/utilities/memory/util.smartptr/util.smartptr.shared/util.smartptr.shared.assign/shared_ptr_rv.pass.cpp index d15ddaf7d..d2691b067 100644 --- a/test/utilities/memory/util.smartptr/util.smartptr.shared/util.smartptr.shared.assign/shared_ptr_rv.pass.cpp +++ b/test/utilities/memory/util.smartptr/util.smartptr.shared/util.smartptr.shared.assign/shared_ptr_rv.pass.cpp @@ -1 +1 @@ -//===----------------------------------------------------------------------===//
//
// ΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚThe LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <memory>
// shared_ptr
// shared_ptr& operator=(shared_ptr&& r);
#include <memory>
#include <type_traits>
#include <cassert>
struct B
{
static int count;
B() {++count;}
B(const B&) {++count;}
virtual ~B() {--count;}
};
int B::count = 0;
struct A
: public B
{
static int count;
A() {++count;}
A(const A&) {++count;}
~A() {--count;}
};
int A::count = 0;
int main()
{
{
std::shared_ptr<A> pA(new A);
A* ptrA = pA.get();
{
std::shared_ptr<A> pB(new A);
pB = std::move(pA);
assert(B::count == 1);
assert(A::count == 1);
assert(pB.use_count() == 1);
assert(pA.use_count() == 0);
assert(pA.get() == 0);
assert(pB.get() == ptrA);
}
assert(pA.use_count() == 0);
assert(B::count == 0);
assert(A::count == 0);
}
assert(B::count == 0);
assert(A::count == 0);
{
std::shared_ptr<A> pA;
A* ptrA = pA.get();
{
std::shared_ptr<A> pB(new A);
pB = std::move(pA);
assert(B::count == 0);
assert(A::count == 0);
assert(pB.use_count() == 0);
assert(pA.use_count() == 0);
assert(pA.get() == 0);
assert(pB.get() == ptrA);
}
assert(pA.use_count() == 0);
assert(B::count == 0);
assert(A::count == 0);
}
assert(B::count == 0);
assert(A::count == 0);
{
std::shared_ptr<A> pA(new A);
A* ptrA = pA.get();
{
std::shared_ptr<A> pB;
pB = std::move(pA);
assert(B::count == 1);
assert(A::count == 1);
assert(pB.use_count() == 1);
assert(pA.use_count() == 0);
assert(pA.get() == 0);
assert(pB.get() == ptrA);
}
assert(pA.use_count() == 0);
assert(B::count == 0);
assert(A::count == 0);
}
assert(B::count == 0);
assert(A::count == 0);
{
std::shared_ptr<A> pA;
A* ptrA = pA.get();
{
std::shared_ptr<A> pB;
pB = std::move(pA);
assert(B::count == 0);
assert(A::count == 0);
assert(pB.use_count() == 0);
assert(pA.use_count() == 0);
assert(pA.get() == 0);
assert(pB.get() == ptrA);
}
assert(pA.use_count() == 0);
assert(B::count == 0);
assert(A::count == 0);
}
assert(B::count == 0);
assert(A::count == 0);
}
\ No newline at end of file +//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <memory>
// shared_ptr
// shared_ptr& operator=(shared_ptr&& r);
#include <memory>
#include <type_traits>
#include <cassert>
struct B
{
static int count;
B() {++count;}
B(const B&) {++count;}
virtual ~B() {--count;}
};
int B::count = 0;
struct A
: public B
{
static int count;
A() {++count;}
A(const A&) {++count;}
~A() {--count;}
};
int A::count = 0;
int main()
{
{
std::shared_ptr<A> pA(new A);
A* ptrA = pA.get();
{
std::shared_ptr<A> pB(new A);
pB = std::move(pA);
assert(B::count == 1);
assert(A::count == 1);
assert(pB.use_count() == 1);
assert(pA.use_count() == 0);
assert(pA.get() == 0);
assert(pB.get() == ptrA);
}
assert(pA.use_count() == 0);
assert(B::count == 0);
assert(A::count == 0);
}
assert(B::count == 0);
assert(A::count == 0);
{
std::shared_ptr<A> pA;
A* ptrA = pA.get();
{
std::shared_ptr<A> pB(new A);
pB = std::move(pA);
assert(B::count == 0);
assert(A::count == 0);
assert(pB.use_count() == 0);
assert(pA.use_count() == 0);
assert(pA.get() == 0);
assert(pB.get() == ptrA);
}
assert(pA.use_count() == 0);
assert(B::count == 0);
assert(A::count == 0);
}
assert(B::count == 0);
assert(A::count == 0);
{
std::shared_ptr<A> pA(new A);
A* ptrA = pA.get();
{
std::shared_ptr<A> pB;
pB = std::move(pA);
assert(B::count == 1);
assert(A::count == 1);
assert(pB.use_count() == 1);
assert(pA.use_count() == 0);
assert(pA.get() == 0);
assert(pB.get() == ptrA);
}
assert(pA.use_count() == 0);
assert(B::count == 0);
assert(A::count == 0);
}
assert(B::count == 0);
assert(A::count == 0);
{
std::shared_ptr<A> pA;
A* ptrA = pA.get();
{
std::shared_ptr<A> pB;
pB = std::move(pA);
assert(B::count == 0);
assert(A::count == 0);
assert(pB.use_count() == 0);
assert(pA.use_count() == 0);
assert(pA.get() == 0);
assert(pB.get() == ptrA);
}
assert(pA.use_count() == 0);
assert(B::count == 0);
assert(A::count == 0);
}
assert(B::count == 0);
assert(A::count == 0);
}
\ No newline at end of file |