return *(*[]uintptr)(unsafe.Pointer(&sl))
}

// heapBitsSmallForAddr loads the heap bits for the object stored at addr from span.heapBits.
//
// addr must be the base pointer of an object in the span. heapBitsInSpan(span.elemsize)
// must be true.
//
//go:nosplit
func (span *mspan) heapBitsSmallForAddr(addr uintptr) uintptr {
	spanSize := span.npages * pageSize