From: Christoph Hellwig <hch@lst.de>
To: Andi Kleen <ak@linux.intel.com>
Cc: Andi Kleen <andi@firstfloor.org>, Christoph Hellwig <hch@lst.de>,
dgc@fromorbit.com, xfs@oss.sgi.com
Subject: Re: [PATCH] XFS: Fix gcc 4.6 set but not read and unused statement warnings v2
Date: Mon, 14 Jun 2010 14:48:04 +0200 [thread overview]
Message-ID: <20100614124804.GA8547@lst.de> (raw)
In-Reply-To: <4C15EF75.5080909@linux.intel.com>
On Mon, Jun 14, 2010 at 10:59:33AM +0200, Andi Kleen wrote:
> >How can this work? bp->data is a void pointer.
>
> It compiled with CONFIG_XFS_DEBUG enabled. Do I need to set some other
> option to test this?
It fails for me in a normal CONFIG_XFS_DEBUG build:
fs/xfs/xfs_da_btree.c: In function 'xfs_da_root_join':
fs/xfs/xfs_da_btree.c:737: warning: dereferencing 'void *' pointer
fs/xfs/xfs_da_btree.c:737: error: request for member 'magic' in
something not a structure or union
fs/xfs/xfs_da_btree.c:737: warning: dereferencing 'void *' pointer
...
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next prev parent reply other threads:[~2010-06-14 12:45 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-06-14 8:13 [PATCH] XFS: Fix gcc 4.6 set but not read and unused statement warnings v2 Andi Kleen
2010-06-14 8:30 ` Christoph Hellwig
2010-06-14 8:59 ` Andi Kleen
2010-06-14 12:48 ` Christoph Hellwig [this message]
2010-06-14 13:39 ` Andi Kleen
2010-06-14 16:31 ` Andi Kleen
2010-06-15 0:54 ` Dave Chinner
2010-06-15 7:24 ` Andi Kleen
2010-06-16 2:48 ` Eric Sandeen
2010-06-16 7:33 ` Andi Kleen
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