From: "Randy Brukardt" <randy@rrsoftware.com>
To: <comp.lang.ada@ada-france.org>
Subject: RE: Bug in GNAT GPL 2006?
Date: Wed, 21 Feb 2007 14:19:52 -0600
Date: 2007-02-21T21:20:03+01:00 [thread overview]
Message-ID: <mailman.102.1172089201.18371.comp.lang.ada@ada-france.org> (raw)
In-Reply-To: <C202523B.98716%yaldnif.w@blueyonder.co.uk>
Bill Findlay writes:
> Using GNAT GPL 2006 (20060522-34) I get warning messages
> like the following when using extended return statements:
>
> function is_empty (the_table : a_safe_table) return Boolean is
> begin
> return result : Boolean do
> |
> >>> warning: variable "result" is assigned but never read
>
> lock_table;
> result := is_empty(a_basic_table(the_table));
> unlock_table;
> end return;
> end is_empty;
>
> I'm inclined to assume that this is a compiler bug, but can
> anyone more knowledgeable about Ada 200[57] confirm this?
Sure looks like a (harmless) compiler bug to me. It's hard to imagine why
you would be required to read the result of a function before returning it.
Randy.
next prev parent reply other threads:[~2007-02-21 20:19 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-02-21 19:47 Bug in GNAT GPL 2006? (see below)
2007-02-21 20:19 ` Randy Brukardt [this message]
2007-02-21 20:57 ` (see below)
2007-02-22 2:14 ` Adam Beneschan
2007-02-22 6:09 ` (see below)
2007-02-22 6:53 ` Per Sandberg
2007-02-22 10:52 ` Alex R. Mosteo
2007-02-22 16:39 ` (see below)
2007-02-23 1:37 ` Robert A Duff
2007-02-23 3:51 ` (see below)
2007-02-24 19:15 ` Robert A Duff
2007-02-24 20:52 ` Georg Bauhaus
2007-02-25 1:21 ` Jeffrey R. Carter
2007-02-23 14:04 ` The Ada 2005 name (was: Re: Bug in GNAT GPL 2006?) Dirk Craeynest
2007-02-24 10:47 ` The Ada 2005 name Stephen Leake
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