Commit | Line | Data |
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2cbd0825 JL |
1 | /// sizeof when applied to a pointer typed expression gives the size of |
2 | /// the pointer | |
3 | /// | |
4 | // Confidence: High | |
5 | // Copyright: (C) 2012 Julia Lawall, INRIA/LIP6. GPLv2. | |
6 | // Copyright: (C) 2012 Gilles Muller, INRIA/LiP6. GPLv2. | |
7 | // URL: http://coccinelle.lip6.fr/ | |
8 | // Comments: | |
9 | // Options: -no_includes -include_headers | |
10 | ||
11 | virtual org | |
12 | virtual report | |
13 | virtual context | |
14 | virtual patch | |
15 | ||
16 | @depends on patch@ | |
17 | expression *x; | |
18 | expression f; | |
19 | type T; | |
20 | @@ | |
21 | ||
22 | ( | |
23 | x = <+... sizeof( | |
24 | - x | |
25 | + *x | |
26 | ) ...+> | |
27 | | | |
28 | f(...,(T)(x),...,sizeof( | |
29 | - x | |
30 | + *x | |
31 | ),...) | |
32 | | | |
33 | f(...,sizeof(x),...,(T)( | |
34 | - x | |
35 | + *x | |
36 | ),...) | |
37 | ) | |
38 | ||
39 | @r depends on !patch@ | |
40 | expression *x; | |
41 | expression f; | |
42 | position p; | |
43 | type T; | |
44 | @@ | |
45 | ||
46 | ( | |
47 | *x = <+... sizeof@p(x) ...+> | |
48 | | | |
49 | *f(...,(T)(x),...,sizeof@p(x),...) | |
50 | | | |
51 | *f(...,sizeof@p(x),...,(T)(x),...) | |
52 | ) | |
53 | ||
54 | @script:python depends on org@ | |
55 | p << r.p; | |
56 | @@ | |
57 | ||
58 | cocci.print_main("application of sizeof to pointer",p) | |
59 | ||
60 | @script:python depends on report@ | |
61 | p << r.p; | |
62 | @@ | |
63 | ||
64 | msg = "ERROR: application of sizeof to pointer" | |
65 | coccilib.report.print_report(p[0],msg) |