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From: karl@ima.isc.com (Karl Heuer)
Newsgroups: comp.std.c
Subject: Re: Macro substitution in character literals
Keywords: Macro substitution, C preprocessor
Message-ID: <1990Dec09.192136.10914@dirtydog.ima.isc.com>
Date: 9 Dec 90 19:21:36 GMT
References: <11323@pt.cs.cmu.edu> <14683@smoke.brl.mil> <1990Dec08.014241.435@kithrup.COM>
Sender: news@dirtydog.ima.isc.com (NEWS ADMIN)
Reply-To: karl@ima.isc.com (Karl Heuer)
Organization: Interactive Systems
Lines: 10

In article <1990Dec08.014241.435@kithrup.COM> sef@kithrup.COM (Sean Eric Fagan) writes:
>Microsoft C 6.0 has a #@ construct [for charizing a macro argument].
>I know, it's not standard, but it is upwardly compatable with the standard,
>and they might try to press for it for the next version of the standard.

Since `@' is not part of the required character set, such a change would
require either a new trigraph, or an admission that trigraphs were never
necessary in the first place.

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