Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP
Path: utzoo!utgpu!water!watmath!clyde!rutgers!mcnc!rti!trt
From: trt@rti.UUCP
Newsgroups: comp.bugs.4bsd
Subject: Re: bc BUG!!!!!
Message-ID: <1874@rti.UUCP>
Date: Tue, 24-Nov-87 16:20:10 EST
Article-I.D.: rti.1874
Posted: Tue Nov 24 16:20:10 1987
Date-Received: Sat, 28-Nov-87 07:07:34 EST
References: <11595@hc.DSPO.GOV>
Organization: Research Triangle Institute, RTP, NC
Lines: 37
Keywords: bc
Summary: Fix for bc -l problems

There are some ancient problems in "bc -l" that
have relatively ancient fixes.
The following applies mainly to BSD,
recent AT&T versions are probably fine as is.

Diff diff listing for /usr/lib/lib.b:

*** lib.b.orig	Sat Oct 18 23:32:50 1986
--- lib.b	Sat Feb  7 15:51:30 1987
***************
*** 4,6 ****
  define e(x){
! 	auto a, b, c, d, e, g, w, y
  
--- 4,8 ----
  define e(x){
! 	auto a, b, c, d, e, g, w, y, t
! 	/* ukc.4076, ukc!dcw, D.C. Wood, Univ. of Kent, */
! 	/* Feb 3 1984 declare 't' as auto */
  
***************
*** 127,131 ****
  	if(x==0) return(0)
! 	if(x==1)
! 		if(scale<52)
  return(.7853981633974483096156608458198757210492923498437764/1)
  	t = scale
--- 129,137 ----
  	if(x==0) return(0)
! 	/* umn-cs.410, umn-cs!herndon, Robert Herndon, */
! 	/* Jan 31 1984, avoid if bug. */
! 	if(x==1) {
! 		if(scale<52) {
  return(.7853981633974483096156608458198757210492923498437764/1)
+ 		}
+ 	}
  	t = scale