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Re: [PATCH] Initialize the entire obstack struct [BZ #17919]
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From: |
Siddhesh Poyarekar |
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Subject: |
Re: [PATCH] Initialize the entire obstack struct [BZ #17919] |
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Date: |
Tue, 3 Feb 2015 22:35:11 +0530 |
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User-agent: |
Mutt/1.5.23 (2014-03-12) |
On Tue, Feb 03, 2015 at 11:49:26AM -0500, Carlos O'Donell wrote:
> IMO zero-initialized padding, for this case, isn't something you can
> expect. Therefore I think it's a compiler bug.
Thanks, I've filed a bug now:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64923
> I think it's OK to work around this in glibc, but it needs a comment
> with a reference to the filed gcc bug. I do not think it is valid
> for gcc on s390x to use the entire bit field along with padding and
> I believe it could result in incorrect operation.
Nothing is breaking due to this right now, so we could probably wait
and see what the gcc folks think of this.
Siddhesh
pgpDnJrsUR0v_.pgp
Description: PGP signature
- Re: [PATCH] Initialize the entire obstack struct [BZ #17919], Siddhesh Poyarekar, 2015/02/03
- Re: [PATCH] Initialize the entire obstack struct [BZ #17919], Andreas Schwab, 2015/02/03
- Re: [PATCH] Initialize the entire obstack struct [BZ #17919], Carlos O'Donell, 2015/02/03
- Re: [PATCH] Initialize the entire obstack struct [BZ #17919], Carlos O'Donell, 2015/02/03
- Re: [PATCH] Initialize the entire obstack struct [BZ #17919], Carlos O'Donell, 2015/02/03
- Re: [PATCH] Initialize the entire obstack struct [BZ #17919], Mark Wielaard, 2015/02/03
- Re: [PATCH] Initialize the entire obstack struct [BZ #17919], Siddhesh Poyarekar, 2015/02/05