linux-kernel - Re: rfc: checkpatch logical line continuations

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Message-Id: <20140307.162341.1600860024275495539.davem@davemloft.net>
Date:	Fri, 07 Mar 2014 16:23:41 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	joe@...ches.com
Cc:	alistair@...ple.id.au, netdev@...r.kernel.org,
	linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org,
	devicetree@...r.kernel.org, akpm@...ux-foundation.org,
	error27@...il.com, josh@...htriplett.org, randy.dunlap@...cle.com
Subject: Re: rfc: checkpatch logical line continuations

From: Joe Perches <joe@...ches.com>
Date: Fri, 07 Mar 2014 13:02:44 -0800

> Right now, checkpatch emits a --strict only warning on "&&" or "||"
> at the beginning of line but that could be changed to any "$Operators"
> 
> our $Arithmetic = qr{\+|-|\*|\/|%};
> our $Operators	= qr{
> 			<=|>=|==|!=|
> 			=>|->|<<|>>|<|>|!|~|
> 			&&|\|\||,|\^|\+\+|--|&|\||$Arithmetic
> 		  }x;
> 
> The ones that likely have a too high false positive rates
> are the negation "!" and bitwise "~".

Unary operators at the beginning of a line are perfectly fine,
it's the other ones that are the problem.
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