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From: comeau@ditka.Chicago.COM (Greg Comeau)
Newsgroups: comp.sys.amiga.programmer
Subject: Re: Compiler code (was a flame fest)
Message-ID: <37227@ditka.Chicago.COM>
Date: 21 Apr 91 17:29:34 GMT
References: <1991Apr16.001748.26530@uncecs.edu> <1991Apr16.183638.12808@cs.cornell.edu> <1991Apr17.180342.25312@engin.umich.edu>
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Reply-To: comeau@csanta.attmail.com (Greg Comeau)
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In article <1991Apr17.180342.25312@engin.umich.edu> milamber@caen.engin.umich.edu (Daryl Cantrell) writes:
>In article <1991Apr16.183638.12808@cs.cornell.edu> johnhlee@cs.cornell.edu (John H. Lee) writes:
>>In article <1991Apr16.001748.26530@uncecs.edu> urjlew@uncecs.edu (Rostyk Lewyckyj) writes:
>>2)  The C language specifies a *very* a clear order for evaluations.  May I
>>suggest you read the book by Kernighan and Ritchie, _The C Programming
>>Language_.
>  I don't think you take his meaning... If you have an expression like
>  a * b + c * d
>C defines the order of operations with regard to the operators.

>  To the original (?) poster: What difference does it make how it happen-
>ned?

it makes a difference how it happens because as you say, c*d could
happen before a*b, as well as a few other things (and this is a simple)
case.

Bottom line is that the order *can* effect the resulting value of the
expression.

- Greg
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