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From: v.das%ucla-locus@sri-unix.UUCP
Newsgroups: net.unix-wizards
Subject: Bug in multiprecision division routine
Message-ID: <11779@sri-arpa.UUCP>
Date: Thu, 15-Sep-83 16:13:08 EDT
Article-I.D.: sri-arpa.11779
Posted: Thu Sep 15 16:13:08 1983
Date-Received: Sat, 24-Sep-83 00:42:40 EDT
Lines: 8

From:            David Smallberg <v.das@ucla-locus>

The routine s_div in /usr/src/lib/libmp/mout.c (under 4.1) accesses
uninitialized storage when the dividend is zero, often producing a bad result.
Line 113 currently reads
	if (qval[qlen-1]==0) qlen--;
It should read
	if (qlen > 0  &&  qval[qlen-1]==0) qlen--;