From mboxrd@z Thu Jan  1 00:00:00 1970
From: Tejun Heo <tj@kernel.org>
Subject: Re: [PATCH net-next 5/5] net: sctp: fix incorrect type in gfp
 initializer
Date: Wed, 18 Jun 2014 14:30:58 -0400
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Cc: 'Alexei Starovoitov' <alexei.starovoitov@gmail.com>,
	Daniel Borkmann <dborkman@redhat.com>,
	"davem@davemloft.net" <davem@davemloft.net>,
	"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
	"linux-sctp@vger.kernel.org" <linux-sctp@vger.kernel.org>
To: David Laight <David.Laight@ACULAB.COM>
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On Thu, Jun 12, 2014 at 08:46:44AM +0000, David Laight wrote:
> I was slightly worried it might generate the boolean value - something
> that you really don't want it to do.

I don't think gcc is that stupid at this point.

> I only looked at the output for the old version.
> The compiler seemed to have converted:
> 	if (preload)
> 		x();
> 	y;
> 	if (preload)
> 		z();
> into:
> 	if (preload) {
> 		x(); y; z();
> 	} else {
> 		y;
> 	}
> and then found out that z() was empty, leaving two copies of y().

So, nothing wrong, right?

-- 
tejun