From: Andrew Lunn <andrew@lunn.ch>
To: Billy <billy@dadadada.net>
Cc: eCos discussion <ecos-discuss@sources.redhat.com>
Subject: Re: [ECOS] variable length automatic arrays.
Date: Sun, 17 Apr 2005 16:09:00 -0000 [thread overview]
Message-ID: <20050417153843.GU21136@lunn.ch> (raw)
In-Reply-To: <42627DC6.8070006@dadadada.net>
On Sun, Apr 17, 2005 at 11:16:22AM -0400, Billy wrote:
> Short question:
>
> Does eCos allocate dynamically sized arrays?
>
> Longer version:
>
> I'm worried about dynamic arrays under arm-elf-gcc 3.3.4.
>
> Looks like our application code, at least, is being adversely
> affected by this bug:
>
> "gcc-3.3: Miscompiles automatic dynamic arrays"
> http://lists.debian.org/debian-gcc/2004/07/msg00135.html
>
> So we're going through our app hunting these down. Upgrading
> the compiler to 3.4 might fix it, but new parser fussiness
> appears to be making that a more painful option than bughunting.
>
> Does eCos code rely on this gcc feature? Do we have
> to audit eCos code for varlength automatic arrays
> or just our app code?
eCos should not be using this feature.
Andrew
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next prev parent reply other threads:[~2005-04-17 15:38 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-04-17 15:36 Billy
2005-04-17 16:09 ` Andrew Lunn [this message]
2005-04-18 13:20 ` Nick Garnett
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