fn fromFiber(fiber: *Fiber) *AsyncClosure fiber: *Fiber603
604
605
606
607 fn fromFiber(fiber: *Fiber) *AsyncClosure {
return @ptrFromInt(Fiber.max_context_align.max(.of(AsyncClosure)).backward(
@intFromPtr(fiber.allocatedEnd()) - Fiber.max_context_size,
) - @sizeOf(AsyncClosure));
}