Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!uunet!mcsun!unido!mpirbn!p554mve
From: p554mve@mpirbn.mpifr-bonn.mpg.de (Michael van Elst)
Newsgroups: comp.unix.ultrix
Subject: Re: Optimizer broken in cc v2.0 ??
Message-ID: <1428@mpirbn.mpifr-bonn.mpg.de>
Date: 3 Jan 91 22:44:26 GMT
References: <1990Dec14.131806@madmax.Viewlogic.COM> <1990Dec17.121759@madmax.Viewlogic.COM>
Reply-To: p554mve@mpirbn.UUCP (Michael van Elst)
Organization: Max-Planck-Institut fuer Radioastronomie, Bonn
Lines: 19

In article <1990Dec17.121759@madmax.Viewlogic.COM> kenc@madmax.Viewlogic.COM (Kenstir) writes:
>> I have recently compiled the TeX distribution from stanford
>> and the basic conclusion is:
>> 	it works with -O1
>> 	it doesn't with -O (same as -O2)
>> Have people seen enough of these problems that I should
>> be avoiding the use of -O altogether ?
>Oops.  I am running on a DECstation 3100 Ultrix 4.0 mips cc 2.0

cc2.0 has at least one bug that prevents it from compiling TeX3.0
with -O2. We've used cc2.1 and at least this bug has vanished.
Nevertheless, neither cc2.0 nor cc2.1 are that stable at all.

Regards,
-- 
Michael van Elst
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                                "A potential Snark may lurk in every tree."