From: David Miller <davem@davemloft.net>
To: arnaldo.melo@gmail.com
Cc: paul.moore@hp.com, netdev@vger.kernel.org
Subject: Re: [PATCH] INET: fix incorrect "inet_sock->is_icsk" assignment
Date: Thu, 04 Jan 2007 21:42:04 -0800 (PST) [thread overview]
Message-ID: <20070104.214204.55835976.davem@davemloft.net> (raw)
In-Reply-To: <39e6f6c70701041832u6e1d8c86w4728ac605f7449e3@mail.gmail.com>
From: "Arnaldo Carvalho de Melo" <arnaldo.melo@gmail.com>
Date: Fri, 5 Jan 2007 00:32:31 -0200
> I expected a warning since the and operation clearly could yield a
> value that would overflow, just like in the constant case...
It sounds stupid, but once you introduce variables and not
everything is constance, GCC currently can't make the analysis.
It's an interesting class of bugs to detect automatically, for
sure :-)
next prev parent reply other threads:[~2007-01-05 5:42 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20070104200430.149943972@hp.com>
2007-01-04 20:04 ` [PATCH] INET: fix incorrect "inet_sock->is_icsk" assignment Paul Moore
2007-01-05 0:57 ` David Miller
2007-01-05 2:32 ` Arnaldo Carvalho de Melo
2007-01-05 5:42 ` David Miller [this message]
2007-01-08 13:25 ` Jarek Poplawski
2007-01-08 14:47 ` Paul Moore
2007-01-09 8:43 ` Jarek Poplawski
2007-01-09 14:26 ` Paul Moore
2007-01-09 14:52 ` Arnaldo Carvalho de Melo
2007-01-10 10:01 ` Jarek Poplawski
2007-01-10 13:13 ` Paul Moore
2007-01-10 13:31 ` Jarek Poplawski
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