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From: Rod Chapman <roderick.chapman@googlemail.com>
Newsgroups: comp.lang.ada
Subject: 
 =?windows-1252?Q?Re=3A_SPARK_syntax_and_=93use_type=94_=3A_lack_of_featur?=
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Date: Wed, 26 May 2010 00:38:49 -0700 (PDT)
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Date: 2010-05-26T00:38:49-07:00
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On May 26, 12:18=A0am, Phil Thornley <phil.jpthorn...@googlemail.com>
wrote:
> On 25 May, 21:05, Yannick Duch=EAne (Hibou57) <yannick_duch...@yahoo.fr>
> wrote:
> > I was doing a syntax check only (I feel it is important to state this, =
as =A0
> > you come with an example using Derives clauses).

Please don't use the "syntax check only" option - I wish we'd
never put it in there!

There are many many things which are allowed by the (context-free)
grammar used by the parser that are later rejected by the
semantic analyser - generic packages for one as you have
already discovered.
 - Rod