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#include "borrowed-ptr.inl"
#include "compat/assert.hpp"
namespace floormat::detail_borrowed_ptr {
control_block_::control_block_(void* ptr) noexcept: _ptr{ptr}, _count{1}
{
fm_debug_assert(ptr);
}
void control_block_::incr() noexcept
{
auto val = ++_count;
(void)val;
fm_debug_assert(val > 1);
}
void control_block_::decr() noexcept
{
auto val = --_count;
fm_debug_assert(val != (uint32_t)-1);
if (val == 0)
{
free();
_ptr = nullptr;
}
}
control_block_::~control_block_() noexcept { decr(); }
uint32_t control_block_::count() const noexcept { return _count; }
} // namespace floormat::detail_borrowed_ptr
namespace {
struct Foo {};
struct Bar : Foo {};
struct Baz {};
} // namespace
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