Path: utzoo!attcan!utgpu!jarvis.csri.toronto.edu!cs.utexas.edu!sun-barr!decwrl!ucbvax!BRL.MIL!gwyn
From: gwyn@BRL.MIL (Doug Gwyn, VLD/VMB)
Newsgroups: comp.sys.sgi
Subject: Irix 3.2 (4D) ldexp() function broken
Message-ID: <8912140834.aa03045@VGR.BRL.MIL>
Date: 14 Dec 89 13:34:13 GMT
Sender: daemon@ucbvax.BERKELEY.EDU
Organization: The Internet
Lines: 16

$ cat > foo.c	
#include <math.h>
#include <stdio.h>

main()	{
	printf( "%g\n", ldexp( 0.0, 0 ) );
	return 0;
	}
^D
$ cc -o foo foo.c
./foo
$ ./foo
1.11254e-308
$ # answer should be "0"; works properly on all other BRL UNIX systems
$ # I think the problem is that they're treating true-0 as a denormalized
$ # number and "rounding" it.  This is RONG.