linux-kernel-mentees.lists.linuxfoundation.org archive mirror
 help / color / mirror / Atom feed
From: Jaskaran Singh <jaskaransingh7654321@gmail.com>
To: Julia Lawall <julia.lawall@inria.fr>
Cc: "linux-kernel-mentees@lists.linuxfoundation.org"
	<linux-kernel-mentees@lists.linuxfoundation.org>,
	"cocci@systeme.lip6.fr" <cocci@systeme.lip6.fr>
Subject: Re: [Linux-kernel-mentees] [PATCH v2 2/2] tests: Add test case to match const pointer variants
Date: Sun, 09 Feb 2020 13:28:49 +0530	[thread overview]
Message-ID: <c97f4e5641f8c68e35ae6f0e00940762c84dc2ac.camel@gmail.com> (raw)
In-Reply-To: <alpine.DEB.2.21.2002090817580.3430@hadrien>

On Sun, 2020-02-09 at 08:20 +0100, Julia Lawall wrote:
> On Fri, 7 Feb 2020, Jaskaran Singh wrote:
> 
> > Pointer to const pointer and its variants would not match
> > previously.
> > Add a test case for matching these types.
> 
> I don't get any matches for this test.  If I split the semantic patch
> into
> four separate rules, then I get the change for id2 and id4, but not
> for
> the other two.
> 

That's weird, it works fine for me. I get this on both bytecode and
native builds.

--- tests/constptr.c
+++ /tmp/cocci-output-31326-084eed-constptr.c
@@ -1,7 +1,7 @@
 int main()
 {
-	const char * const * id;
-	const char * * const * id;
-	const char * const * * id;
-	const char * const id;
+	const char * const * id1;
+	const char * * const * id2;
+	const char * const * * id3;
+	const char * const id4;
 }


On the other hand, I get the id2 and id4 result with upstream.

--- tests/constptr.c
+++ /tmp/cocci-output-5387-a9b63b-constptr.c
@@ -1,7 +1,7 @@
 int main()
 {
 	const char * const * id;
-	const char * * const * id;
+	const char * * const * id2;
 	const char * const * * id;
-	const char * const id;
+	const char * const id4;
 }

Could you check if you've applied 1/2 first?

Cheers,
Jaskaran.

> julia
> 
> > Signed-off-by: Jaskaran Singh <jaskaransingh7654321@gmail.com>
> > ---
> >  tests/constptr.c     |  7 +++++++
> >  tests/constptr.cocci | 19 +++++++++++++++++++
> >  tests/constptr.res   |  7 +++++++
> >  3 files changed, 33 insertions(+)
> >  create mode 100644 tests/constptr.c
> >  create mode 100644 tests/constptr.cocci
> >  create mode 100644 tests/constptr.res
> > 
> > diff --git a/tests/constptr.c b/tests/constptr.c
> > new file mode 100644
> > index 00000000..13fe064c
> > --- /dev/null
> > +++ b/tests/constptr.c
> > @@ -0,0 +1,7 @@
> > +int main()
> > +{
> > +	const char * const * id;
> > +	const char * * const * id;
> > +	const char * const * * id;
> > +	const char * const id;
> > +}
> > diff --git a/tests/constptr.cocci b/tests/constptr.cocci
> > new file mode 100644
> > index 00000000..29f0aa96
> > --- /dev/null
> > +++ b/tests/constptr.cocci
> > @@ -0,0 +1,19 @@
> > +@ r0 @
> > +identifier id;
> > +@@
> > +const char * const *
> > +- id
> > ++ id1
> > +;
> > +const char * * const *
> > +- id
> > ++ id2
> > +;
> > +const char * const * *
> > +- id
> > ++ id3
> > +;
> > +const char * const
> > +- id
> > ++ id4
> > +;
> > diff --git a/tests/constptr.res b/tests/constptr.res
> > new file mode 100644
> > index 00000000..0af4de9a
> > --- /dev/null
> > +++ b/tests/constptr.res
> > @@ -0,0 +1,7 @@
> > +int main()
> > +{
> > +	const char * const * id1;
> > +	const char * * const * id2;
> > +	const char * const * * id3;
> > +	const char * const id4;
> > +}
> > --
> > 2.21.1
> > 
> > 

_______________________________________________
Linux-kernel-mentees mailing list
Linux-kernel-mentees@lists.linuxfoundation.org
https://lists.linuxfoundation.org/mailman/listinfo/linux-kernel-mentees

  reply	other threads:[~2020-02-09  7:58 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-02-05 13:03 [Linux-kernel-mentees] [PATCH 0/2] cocci: Align the C AST and Cocci AST for pointer Jaskaran Singh
2020-02-05 13:03 ` [Linux-kernel-mentees] [PATCH 1/2] parsing_c: Align " Jaskaran Singh
2020-02-05 13:03 ` [Linux-kernel-mentees] [PATCH 2/2] tests: Add test case for matching ptr to const ptr and variants Jaskaran Singh
2020-02-07  6:09 ` [Linux-kernel-mentees] [PATCH v2 0/2] cocci: Align the C AST and Cocci AST for pointer Jaskaran Singh
2020-02-07  6:09   ` [Linux-kernel-mentees] [PATCH v2 1/2] parsing_c: Align " Jaskaran Singh
2020-02-09  7:14     ` Julia Lawall
2020-02-07  6:09   ` [Linux-kernel-mentees] [PATCH v2 2/2] tests: Add test case to match const pointer variants Jaskaran Singh
2020-02-09  7:20     ` Julia Lawall
2020-02-09  7:58       ` Jaskaran Singh [this message]
2020-02-09  8:07         ` Julia Lawall
2020-02-09  8:09           ` Jaskaran Singh

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=c97f4e5641f8c68e35ae6f0e00940762c84dc2ac.camel@gmail.com \
    --to=jaskaransingh7654321@gmail.com \
    --cc=cocci@systeme.lip6.fr \
    --cc=julia.lawall@inria.fr \
    --cc=linux-kernel-mentees@lists.linuxfoundation.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).