From: "Alex R. Mosteo" <devnull@mailinator.com>
Subject: Re: Pragma Unreferenced in GNAT GPL 2008
Date: Tue, 08 Jul 2008 10:28:07 +0200
Date: 2008-07-08T10:28:07+02:00 [thread overview]
Message-ID: <6dgmokF2fhakU2@mid.individual.net> (raw)
In-Reply-To: 6d8f0qF1c5qaU1@mid.individual.net
Wilhelm Spickermann wrote:
> After installing GNAT GPL 2008 I get unexpected warnings on
> unreferenced variables:
And I'm being warned that a variable is not referenced when it indeed is (and
it's not a very cornerish case, although it is within a quite large hierarchy
of objects). That seems the contrary, but maybe something has changed in that
area of the compiler.
>
> ...
> entry Wait (S : Event_State) when True is
> begin
> if S = On then
> requeue Wait_On with abort;
> else
> requeue Wait_Off with abort;
> end if;
> end Wait;
>
> entry Wait_On (S : Event_State) when Value = On is
> pragma Unreferenced (S);
> begin
> null;
> end Wait_On;
> ...
> "pragma Unreferenced (S);" is honoured by GNAT GPL 2007 and seems
> to be ignored by GNAT GPL 2008.
>
> Is this a compiler bug?
>
> Wilhelm Spickermann
next prev parent reply other threads:[~2008-07-08 8:28 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-07-05 5:26 Pragma Unreferenced in GNAT GPL 2008 Wilhelm Spickermann
2008-07-05 7:57 ` Dmitry A. Kazakov
2008-07-05 12:26 ` Wilhelm Spickermann
2008-07-05 12:51 ` Simon Wright
2008-07-09 6:37 ` Wilhelm Spickermann
2008-07-06 0:38 ` anon
2008-07-09 6:29 ` Wilhelm Spickermann
2008-07-08 8:28 ` Alex R. Mosteo [this message]
2008-07-09 6:06 ` Wilhelm Spickermann
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