Path: utzoo!utgpu!news-server.csri.toronto.edu!clyde.concordia.ca!uunet!snorkelwacker!spdcc!ima!haddock!karl
From: karl@haddock.ima.isc.com (Karl Heuer)
Newsgroups: comp.lang.c
Subject: Re: DEFINITE bug in Turbo C 2.0 (WHO'S GOT THE BUG????)
Message-ID: <16259@haddock.ima.isc.com>
Date: 22 Mar 90 21:43:24 GMT
References: <802@zeusa.UUCP> <946@lectroid.sw.stratus.com>
Reply-To: karl@haddock.ima.isc.com (Karl Heuer)
Organization: Interactive Systems, Cambridge, MA 02138-5302
Lines: 15

In article <946@lectroid.sw.stratus.com> bad@pearl.sw.stratus.com (Bruce Dumes) writes:
>In article <802@zeusa.UUCP> hendrik@zeusa.UUCP (Hendrik Vermooten) writes:
>>Here is a definite bug in C (discovered by Renier v. Wyk)
>>[Example of code which produces different results on two compilers, one of
>>them being inconsistent between two similar expressions in the same code]

This is not a compiler bug.  The order in which side-effects take place
between sequence points is unspecified, so both answers are "valid".

>[Several other compilers give still different results]
>WHO'S GOT THE BUG?????

The author of the code.

Karl W. Z. Heuer (karl@ima.ima.isc.com or harvard!ima!karl), The Walking Lint