Function coroutine_layout

fn coroutine_layout<'tcx>(
    cx: &LayoutCx<'tcx>,
    ty: Ty<'tcx>,
    def_id: DefId,
    args: GenericArgsRef<'tcx>,
) -> Result<Layout<'tcx>, &'tcx LayoutError<'tcx>>

Compute the full coroutine layout.