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From: Robert Dewar <robert_dewar@my-deja.com>
Subject: RE: very specific question on Ada syntax
Date: Fri, 26 Jan 2001 16:38:33 GMT
Date: 2001-01-26T16:38:33+00:00	[thread overview]
Message-ID: <94s968$utk$1@nnrp1.deja.com> (raw)
In-Reply-To: mailman.980504596.2748.comp.lang.ada@ada.eu.org

In article <mailman.980504596.2748.comp.lang.ada@ada.eu.org>,
  comp.lang.ada@ada.eu.org wrote:
> This was because I was wondering if a character literal could
> be tokenized without context. I guess not. In
>
>   A'B'C
>
> 'B' has the form of a character literal, but it is not it. I
> could perhap rely on the fact (?) that there is no attribute
> of only one letter, but that is twisted to say the least.

And, as per my previous comment, wrong, for example, assuming
you accept the brackets notation used for example in the ACATS
tests, you should accept '["0041"]' as equivalent to 'A'.

I strongly suggest reading scn.adb from the GNAT sources when
you have questions about lexical scanning, it is easy reading!


>
> | |,| | | |RuaFranciscoTaborda24RcD 2815-249CharnecaCaparica
351+939354005
> |M|A|R|I|O|
> |A|M|A|D|O|DepartmentoDeInformaticaFCT/UNL 2825-114 Caparica
351+212958536
> |A|L|V|E|S|
fax 212948541
> | | | | | |                 maa@di.fct.unl.pt
FCT 212948300
>
>


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  parent reply	other threads:[~2001-01-26 16:38 UTC|newest]

Thread overview: 48+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <B6A1A9B09E52D31183ED00A0C9E0888C4699C9@nctswashxchg.nctswash.navy.mil>
     [not found] ` <mailman.980504596.2748.comp.lang.ada@ada.eu.org>
2001-01-26 16:17   ` very specific question on Ada syntax Paul Graham
2001-01-26 16:38   ` Robert Dewar [this message]
2001-01-30 16:45   ` Tucker Taft
     [not found] <200101261211.NAA13016@bulgaria.otn.eurocopter.de>
2001-01-26 17:17 ` Mario Amado Alves
2001-01-28  0:36   ` Robert Dewar
2001-01-29 11:11     ` Mario Amado Alves
2001-01-29 15:55       ` Ted Dennison
2001-01-29 16:41         ` Ted Dennison
2001-01-29 17:52         ` Mario Amado Alves
2001-01-30  6:26         ` Robert Dewar
     [not found] <mailman.980516658.10759.comp.lang.ada@ada.eu.org>
     [not found] ` <94s4vm$qr4$1@nnrp1.deja.com>
2001-01-26 20:26   ` Florian Weimer
2001-01-28  0:28     ` Robert Dewar
2001-01-30  8:47       ` Florian Weimer
2001-01-30 18:35         ` Robert Dewar
2001-01-30 22:16           ` Florian Weimer
2001-01-31  6:10             ` Robert Dewar
2001-01-31 13:29               ` Florian Weimer
2001-01-31 14:40                 ` Marc A. Criley
2001-01-26 22:43 ` Paul Graham
2001-01-28  0:32   ` Robert Dewar
2001-01-30  6:28 Christoph Grein
2001-01-30  7:16 ` Jean-Pierre Rosen
2001-01-30 16:25   ` Mario Amado Alves
2001-01-30 17:57     ` Robert Dewar
2001-01-30 19:16       ` Ted Dennison
2001-01-31  6:16         ` Robert Dewar
2001-01-31 11:40       ` Mario Amado Alves
2001-01-31 22:09         ` Florian Weimer
2001-02-01  5:39           ` Robert Dewar
2001-02-01  5:39           ` Robert Dewar
2001-02-04 14:24             ` Florian Weimer
2001-02-01  5:38         ` Robert Dewar
2001-02-01 18:24           ` Mario Amado Alves
2001-02-02  3:52             ` Robert Dewar
2001-01-30 19:06     ` Ted Dennison
2001-01-31  6:18       ` Robert Dewar
2001-01-30 18:41 ` Robert Dewar
  -- strict thread matches above, loose matches on Subject: below --
2001-01-30  7:19 Jean-Pierre Rosen
2001-01-30  9:30 Christoph Grein
2001-01-31  5:01 Christoph Grein
2001-01-31  6:02 ` Robert Dewar
2001-02-01  5:52 Christoph Grein
2001-02-01  6:25 ` Robert Dewar
2001-02-01  9:21   ` Keith Thompson
2001-02-01  7:14 Christoph Grein
2001-02-01 11:10 Christoph Grein
2001-02-01 17:58 ` Robert Dewar
2001-02-02  5:53 Christoph Grein
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