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Message-ID: <4FE91B3D.2010905@barfooze.de>
Date: Tue, 26 Jun 2012 04:15:25 +0200
From: John Spencer <maillist-musl@...fooze.de>
To: musl@...ts.openwall.com
Subject: Re: Possible ARM struct stat problem.
On 05/27/2012 09:43 PM, Rich Felker wrote:
> On Sun, May 27, 2012 at 01:35:07PM -0500, Richard Pennington wrote:
>> Hi,
>>
>> I think a found a problem with the struct stat definition for the ARM. It
>> needed a bit more padding. I've attached a diff and wrote about it on my blog
>> if you'd like more information.
>>
>> http://ellcc.org/blog/?p=121
> This looks like a clang bug. Per the ABI, long long has 8-byte
> alignment on ARM. Thus, the structure definition musl has right now
> will give the right layout to match the ABI, and in fact it works
> perfectly when compiled with GCC.
i have the same issue with gcc 4.2.4. hunting the bug costed me hours.
> I'm not entirely opposed to putting the explicit padding in there,
> since this is an arch-specific structure anyway, but I think you
> should check your compiler. The same issue might come up elsewhere and
> might not be so easy to work around.
>
please apply the explicit padding.
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