From: "John M. Aldrich" <fighteer AT cs DOT com>
Newsgroups: comp.os.msdos.djgpp
Subject: Re: printf bug ???
Date: Tue, 09 Jun 1998 18:33:41 -0400
Organization: Two pounds of chaos and a pinch of salt.
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Erik Max Francis wrote:
> 
>     *p++ = getchar(s);
> 
> are undefined.  "Undefined," by the ANSI standard, means that _no_
> restrictions are imposed -- crashing or emailing the President of the
> United States is perfectly ANSI compliant.

Slight modification here:  that last expression _is_ defined, because p
is postfix-incremented only once in the entire expression.  The return
value from getchar() will be stored in *p, and then p will be
incremented.  Also, getchar() doesn't take any parameters.

-- 
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|      John M. Aldrich       | "Autocracy is based on the assumption|
|       aka Fighteer I       | that one man is wiser than a million |
|   mailto:fighteer AT cs DOT com   | men.  Let's play that over again,    |
| http://www.cs.com/fighteer | too.  Who decides?"   - Lazarus Long |
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