Re: Look-ahead question

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#160

From: Edward Jaffe
Date: Wed, 04 Oct 2006 18:07

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Abe Kornelis wrote:
> You state the D' attribute was designed especially for the
> purpose I had in mind. Well - it does not test whether a field
> will be defined - it only tests whether or not a field has been
> defined prior to the D' attribute reference.
>
> This is a very useful feature, but in this case, I need to know
> in advance whether or not invocation of the mapping macro
> will or will not generate a given field. D' does not tell in advance,
> not even in open code....

If you can foretell the future, can you then take steps to alter it?
Such a conundrum/paradox might be fun to ponder while under the
influence of mind-altering chemicals. But, in the real world of
assembler language programming, a "crystal ball" seems like an
unreasonable request to me.

--
Edward E Jaffe
Phoenix Software International, Inc
5200 W Century Blvd, Suite 800
Los Angeles, CA 90045
310-338-0400 x318
edjaffe@phoenixsoftware.com
http://www.phoenixsoftware.com/

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From: Edward Jaffe <edjaffe@phoenixsoftware.com>
Newsgroups: bit.listserv.asm370
Subject: Re: Look-ahead question
Date: Wed, 4 Oct 2006 11:07:54 -0700
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