void reset(T* _p = NULL) {
swap(IntrusivePtr(_p));
}
IntrusivePtr& operator=(const IntrusivePtr& other) {
T* p = other.ptr.load();
swap(IntrusivePtr(p));
return *this;
}
IntrusivePtr exchange(T* other) {
IntrusivePtr old = swap(IntrusivePtr(other));
return old;
}
IntrusivePtr(const IntrusivePtr& other) : ptr(NULL) {
T* p = other.ptr.load();
swap(IntrusivePtr(p));
}
void reset (T* rhs)
{
IntrusivePtr (rhs).swap (*this);
}
void reset ()
{
IntrusivePtr ().swap (*this);
}
IntrusivePtr& operator= (T* rhs)
{
IntrusivePtr (rhs).swap (*this);
return *this;
}
IntrusivePtr& operator= (IntrusivePtr<U> const& rhs)
{
IntrusivePtr (rhs).swap (*this);
return *this;
}
