From: Julia Lawall <julia.lawall@lip6.fr>
To: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: Lukas Wunner <lukas@wunner.de>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: test case against union aliasing
Date: Tue, 27 Feb 2018 14:30:19 +0100 (CET) [thread overview]
Message-ID: <alpine.DEB.2.20.1802271429140.18318@hadrien> (raw)
In-Reply-To: <1519730441.10722.216.camel@linux.intel.com>
On Tue, 27 Feb 2018, Andy Shevchenko wrote:
> Hi!
>
> It seems we have some code in kernel which utilizes (rightlessly for
> now) union aliasing.
>
> So, can we create a test case against such? (Three steps: a) replace
> union by struct keyword in data type in question, b) compile, c) run in
> Qemu with proper functional test)
>
> Does it make any sense?
I think so. If you want to do it more safely than with sed, it should be
possible with Coccinelle, with just
@@
identifier i;
@@
-union i
+struct i
julia
prev parent reply other threads:[~2018-02-27 13:30 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-02-27 11:20 test case against union aliasing Andy Shevchenko
2018-02-27 13:30 ` Julia Lawall [this message]
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