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| author | Julia Lawall <Julia.Lawall@lip6.fr> | 2012-04-21 22:23:48 +0400 |
|---|---|---|
| committer | Michal Marek <mmarek@suse.cz> | 2012-05-25 16:51:12 +0400 |
| commit | 2cbd08253a011bd9db9a51f15a974df3a779224b (patch) | |
| tree | 37d19c2d2b761536291519b3ff85d01bf9fe2be2 /scripts/coccinelle | |
| parent | 4619c2b8304a0751d9ec2ba89e11f387977c8cb4 (diff) | |
| download | linux-2cbd08253a011bd9db9a51f15a974df3a779224b.tar.xz | |
scripts/coccinelle: sizeof of pointer
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Michal Marek <mmarek@suse.cz>
Diffstat (limited to 'scripts/coccinelle')
| -rw-r--r-- | scripts/coccinelle/misc/noderef.cocci | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/scripts/coccinelle/misc/noderef.cocci b/scripts/coccinelle/misc/noderef.cocci new file mode 100644 index 000000000000..c1707214e602 --- /dev/null +++ b/scripts/coccinelle/misc/noderef.cocci @@ -0,0 +1,65 @@ +/// sizeof when applied to a pointer typed expression gives the size of +/// the pointer +/// +// 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 +virtual patch + +@depends on patch@ +expression *x; +expression f; +type T; +@@ + +( +x = <+... sizeof( +- x ++ *x + ) ...+> +| +f(...,(T)(x),...,sizeof( +- x ++ *x + ),...) +| +f(...,sizeof(x),...,(T)( +- x ++ *x + ),...) +) + +@r depends on !patch@ +expression *x; +expression f; +position p; +type T; +@@ + +( +*x = <+... sizeof@p(x) ...+> +| +*f(...,(T)(x),...,sizeof@p(x),...) +| +*f(...,sizeof@p(x),...,(T)(x),...) +) + +@script:python depends on org@ +p << r.p; +@@ + +cocci.print_main("application of sizeof to pointer",p) + +@script:python depends on report@ +p << r.p; +@@ + +msg = "ERROR: application of sizeof to pointer" +coccilib.report.print_report(p[0],msg) |