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From: Mario Amado Alves <maa@di.fct.unl.pt>
Newsgroups: comp.lang.ada
Subject: RE: very specific question on Ada syntax
Date: Fri, 26 Jan 2001 17:17:02 +0000 (WET)
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Date: 2001-01-26T17:17:02+00:00

On Fri, 26 Jan 2001, Christoph Grein wrote:
> There are no one-character attributes I'm aware of; I do not know of a
> requirement in the RM to not have an implementation defined one either.
> But three lexers I know (OpenToken, the one in AdaGIDE, and my one)
> rely on this fact.

Humm... so we have:

Restriction: no one-character attributes.

Conjecture: that restriction is necessary in order to tokenize a
character_literal without semantic or sintactical analysis.

Proof: (left as a home assignment ;-)

Thanks.

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