From: utzoo!decvax!harpo!floyd!crc
Newsgroups: net.bugs.4bsd
Title: doprnt Hangs!
Article-I.D.: floyd.1309
Posted: Wed Mar 16 17:14:33 1983
Received: Wed Mar 23 02:33:15 1983

The routine doprnt.s, which does the work for printf() in bsd4.1
loops infinitely when given a null pointer to the format string.
Example:

main(){
	printf(0);
};

				Charles Colbert
				floyd!crc