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Date: Sat, 21 Apr 2012 20:14:58 +0200
From: Julia Lawall <Julia.Lawall@...6.fr>
To: cocci@...u.dk, mmarek@...e.cz, linux-kernel@...r.kernel.org
Cc: kernel-janitors@...r.kernel.org
Subject: [PATCH] scripts/coccinelle: address test is always true
From: Julia Lawall <Julia.Lawall@...6.fr>
Signed-off-by: Julia Lawall <Julia.Lawall@...6.fr>
---
scripts/coccinelle/misc/ifaddr.cocci | 35 +++++++++++++++++++++++++++++++++++
1 file changed, 35 insertions(+)
diff --git a/scripts/coccinelle/misc/ifaddr.cocci b/scripts/coccinelle/misc/ifaddr.cocci
new file mode 100644
index 0000000..3e4089a
--- /dev/null
+++ b/scripts/coccinelle/misc/ifaddr.cocci
@@ -0,0 +1,35 @@
+/// the address of a variable or field is non-zero is likely always to bo
+/// non-zero
+///
+// Confidence: High
+// Copyright: (C) 2012 Julia Lawall, INRIA/LIP6. GPLv2.
+// Copyright: (C) 2012 Gilles Muller, INRIA/LiP6. GPLv2.
+// URL: http://coccinelle.lip6.fr/
+// Comments:
+// Options: -no_includes -include_headers
+
+virtual org
+virtual report
+virtual context
+
+@r@
+expression x;
+statement S1,S2;
+position p;
+@@
+
+*if@p (&x)
+ S1 else S2
+
+@...ipt:python depends on org@
+p << r.p;
+@@
+
+cocci.print_main("test of a variable/field address",p)
+
+@...ipt:python depends on report@
+p << r.p;
+@@
+
+msg = "ERROR: test of a variable/field address"
+coccilib.report.print_report(p[0],msg)
--
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