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From: Markus Elfring <Markus.Elfring@web.de>
To: Julia Lawall <julia.lawall@inria.fr>, Denis Efremov <efremov@linux.com>
Cc: Coccinelle <cocci@systeme.lip6.fr>,
	Kees Cook <keescook@chromium.org>,
	"Gustavo A. R. Silva" <gustavoars@kernel.org>
Subject: Re: [Cocci] Checking the application of a SmPL disjunction for a function call addition
Date: Sat, 29 Aug 2020 13:02:19 +0200	[thread overview]
Message-ID: <2a6a3871-610b-07ad-40d5-5530c18d3c21@web.de> (raw)
In-Reply-To: <alpine.DEB.2.22.394.2008291113140.3629@hadrien>

>> @replacement@
>> identifier array, instance, size;
>> type T;
>> @@
>> (
>> -sizeof(T)
>> |
>> -sizeof(*instance->array)
>> )
>>  *
>> +flex_array_size(instance, array,
>>                  instance->size
>> +               )
>
> This semantic patch will fail if the sizeof(T) option is matched, becuse
> then it won't be able to create the + code, since it won't know what array
> should be.

Will this information trigger further consequences for the clarification
of the topic “[RFC PATCH] coccinelle: api: add flex_array_size.cocci script”?
https://lore.kernel.org/cocci/20200828163134.496386-1-efremov@linux.com/
https://systeme.lip6.fr/pipermail/cocci/2020-August/008169.html

Regards,
Markus
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  reply	other threads:[~2020-08-29 11:09 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-08-29  8:25 [Cocci] Checking the deletion of a multiplication operator with SmPL Markus Elfring
2020-08-29  9:16 ` Julia Lawall
2020-08-29 11:02   ` Markus Elfring [this message]
2020-08-29 11:11     ` [Cocci] Checking the application of a SmPL disjunction for a function call addition Julia Lawall
2020-08-29 11:14       ` Markus Elfring
2020-08-29 11:45         ` Julia Lawall

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