1 // SPDX-License-Identifier: GPL-2.0-only 1 // SPDX-License-Identifier: GPL-2.0-only
2 /// sizeof when applied to a pointer typed exp 2 /// sizeof when applied to a pointer typed expression gives the size of
3 /// the pointer 3 /// the pointer
4 /// 4 ///
5 // Confidence: High 5 // Confidence: High
6 // Copyright: (C) 2012 Julia Lawall, INRIA/LIP 6 // Copyright: (C) 2012 Julia Lawall, INRIA/LIP6.
7 // Copyright: (C) 2012 Gilles Muller, INRIA/Li 7 // Copyright: (C) 2012 Gilles Muller, INRIA/LiP6.
8 // URL: https://coccinelle.gitlabpages.inria.f 8 // URL: https://coccinelle.gitlabpages.inria.fr/website
9 // Comments: 9 // Comments:
10 // Options: --no-includes --include-headers 10 // Options: --no-includes --include-headers
11 11
12 virtual org 12 virtual org
13 virtual report 13 virtual report
14 virtual context 14 virtual context
15 virtual patch 15 virtual patch
16 16
17 @depends on patch@ 17 @depends on patch@
18 expression *x; 18 expression *x;
19 expression f; 19 expression f;
20 expression i; 20 expression i;
21 type T; 21 type T;
22 @@ 22 @@
23 23
24 ( 24 (
25 x = <+... sizeof( 25 x = <+... sizeof(
26 - x 26 - x
27 + *x 27 + *x
28 ) ...+> 28 ) ...+>
29 | 29 |
30 f(...,(T)(x),...,sizeof( 30 f(...,(T)(x),...,sizeof(
31 - x 31 - x
32 + *x 32 + *x
33 ),...) 33 ),...)
34 | 34 |
35 f(...,sizeof( 35 f(...,sizeof(
36 - x 36 - x
37 + *x 37 + *x
38 ),...,(T)(x),...) 38 ),...,(T)(x),...)
39 | 39 |
40 f(...,(T)(x),...,i*sizeof( 40 f(...,(T)(x),...,i*sizeof(
41 - x 41 - x
42 + *x 42 + *x
43 ),...) 43 ),...)
44 | 44 |
45 f(...,i*sizeof( 45 f(...,i*sizeof(
46 - x 46 - x
47 + *x 47 + *x
48 ),...,(T)(x),...) 48 ),...,(T)(x),...)
49 ) 49 )
50 50
51 @r depends on !patch@ 51 @r depends on !patch@
52 expression *x; 52 expression *x;
53 expression f; 53 expression f;
54 expression i; 54 expression i;
55 position p; 55 position p;
56 type T; 56 type T;
57 @@ 57 @@
58 58
59 ( 59 (
60 *x = <+... sizeof@p(x) ...+> 60 *x = <+... sizeof@p(x) ...+>
61 | 61 |
62 *f(...,(T)(x),...,sizeof@p(x),...) 62 *f(...,(T)(x),...,sizeof@p(x),...)
63 | 63 |
64 *f(...,sizeof@p(x),...,(T)(x),...) 64 *f(...,sizeof@p(x),...,(T)(x),...)
65 | 65 |
66 *f(...,(T)(x),...,i*sizeof@p(x),...) 66 *f(...,(T)(x),...,i*sizeof@p(x),...)
67 | 67 |
68 *f(...,i*sizeof@p(x),...,(T)(x),...) 68 *f(...,i*sizeof@p(x),...,(T)(x),...)
69 ) 69 )
70 70
71 @script:python depends on org@ 71 @script:python depends on org@
72 p << r.p; 72 p << r.p;
73 @@ 73 @@
74 74
75 cocci.print_main("application of sizeof to poi 75 cocci.print_main("application of sizeof to pointer",p)
76 76
77 @script:python depends on report@ 77 @script:python depends on report@
78 p << r.p; 78 p << r.p;
79 @@ 79 @@
80 80
81 msg = "ERROR: application of sizeof to pointer 81 msg = "ERROR: application of sizeof to pointer"
82 coccilib.report.print_report(p[0],msg) 82 coccilib.report.print_report(p[0],msg)
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