From: utzoo!henry
Newsgroups: hacknews
Title: sed y fixed 
Article-I.D.: utzoo.2679
Posted: Thu Dec  9 17:56:58 1982
Received: Thu Dec  9 17:56:58 1982

Fixed a bug in the y command of sed:  it didn't check properly
for the possibility that its trailing delimiter might be missing.
It dumped core if it was.  Original problem report by Ron Gomes,
detailed fix figured out by Laura.