use "types"
use "alloc"
pkg std =
generic slpush : (sl : @a[:]#, elt : @a -> @a[:])
;;
generic slpush = {sl, elt
/*
slpush relies on implementation details
of slgrow for efficiency. Because bucket
sizes come in powers of two for all buckets
<= 32k, and by powers of 1.5 for larger
slices, this is effectively growing the
slice by powers of two.
*/
slgrow(sl, sl#.len + 1)
sl#[sl#.len - 1] = elt
-> sl#
}