def is_hash_used(context, builder, h):
 deleted = ir.Constant(h.type, DELETED)
 return builder.icmp_unsigned('<', h, deleted)

def is_hash_used ( context , builder , h ) : deleted = ir . Constant ( h . type , DELETED ) return builder . icmp_unsigned ( '<' , h , deleted )
whether the hash value denotes an active entry .