xref: /OK3568_Linux_fs/kernel/scripts/coccinelle/misc/semicolon.cocci (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun// SPDX-License-Identifier: GPL-2.0-only
2*4882a593Smuzhiyun///
3*4882a593Smuzhiyun/// Remove unneeded semicolon.
4*4882a593Smuzhiyun///
5*4882a593Smuzhiyun// Confidence: Moderate
6*4882a593Smuzhiyun// Copyright: (C) 2012 Peter Senna Tschudin, INRIA/LIP6.
7*4882a593Smuzhiyun// URL: http://coccinelle.lip6.fr/
8*4882a593Smuzhiyun// Comments: Some false positives on empty default cases in switch statements.
9*4882a593Smuzhiyun// Options: --no-includes --include-headers
10*4882a593Smuzhiyun
11*4882a593Smuzhiyunvirtual patch
12*4882a593Smuzhiyunvirtual report
13*4882a593Smuzhiyunvirtual context
14*4882a593Smuzhiyunvirtual org
15*4882a593Smuzhiyun
16*4882a593Smuzhiyun@r_default@
17*4882a593Smuzhiyunposition p;
18*4882a593Smuzhiyun@@
19*4882a593Smuzhiyunswitch (...)
20*4882a593Smuzhiyun{
21*4882a593Smuzhiyundefault: ...;@p
22*4882a593Smuzhiyun}
23*4882a593Smuzhiyun
24*4882a593Smuzhiyun@r_case@
25*4882a593Smuzhiyunposition p;
26*4882a593Smuzhiyun@@
27*4882a593Smuzhiyun(
28*4882a593Smuzhiyunswitch (...)
29*4882a593Smuzhiyun{
30*4882a593Smuzhiyuncase ...:;@p
31*4882a593Smuzhiyun}
32*4882a593Smuzhiyun|
33*4882a593Smuzhiyunswitch (...)
34*4882a593Smuzhiyun{
35*4882a593Smuzhiyuncase ...:...
36*4882a593Smuzhiyuncase ...:;@p
37*4882a593Smuzhiyun}
38*4882a593Smuzhiyun|
39*4882a593Smuzhiyunswitch (...)
40*4882a593Smuzhiyun{
41*4882a593Smuzhiyuncase ...:...
42*4882a593Smuzhiyuncase ...:
43*4882a593Smuzhiyuncase ...:;@p
44*4882a593Smuzhiyun}
45*4882a593Smuzhiyun)
46*4882a593Smuzhiyun
47*4882a593Smuzhiyun@r1@
48*4882a593Smuzhiyunstatement S;
49*4882a593Smuzhiyunposition p1;
50*4882a593Smuzhiyunposition p != {r_default.p, r_case.p};
51*4882a593Smuzhiyunidentifier label;
52*4882a593Smuzhiyun@@
53*4882a593Smuzhiyun(
54*4882a593Smuzhiyunlabel:;
55*4882a593Smuzhiyun|
56*4882a593SmuzhiyunS@p1;@p
57*4882a593Smuzhiyun)
58*4882a593Smuzhiyun
59*4882a593Smuzhiyun@script:python@
60*4882a593Smuzhiyunp << r1.p;
61*4882a593Smuzhiyunp1 << r1.p1;
62*4882a593Smuzhiyun@@
63*4882a593Smuzhiyunif p[0].line != p1[0].line_end:
64*4882a593Smuzhiyun	cocci.include_match(False)
65*4882a593Smuzhiyun
66*4882a593Smuzhiyun@depends on patch@
67*4882a593Smuzhiyunposition r1.p;
68*4882a593Smuzhiyun@@
69*4882a593Smuzhiyun-;@p
70*4882a593Smuzhiyun
71*4882a593Smuzhiyun@script:python depends on report@
72*4882a593Smuzhiyunp << r1.p;
73*4882a593Smuzhiyun@@
74*4882a593Smuzhiyuncoccilib.report.print_report(p[0],"Unneeded semicolon")
75*4882a593Smuzhiyun
76*4882a593Smuzhiyun@depends on context@
77*4882a593Smuzhiyunposition r1.p;
78*4882a593Smuzhiyun@@
79*4882a593Smuzhiyun*;@p
80*4882a593Smuzhiyun
81*4882a593Smuzhiyun@script:python depends on org@
82*4882a593Smuzhiyunp << r1.p;
83*4882a593Smuzhiyun@@
84*4882a593Smuzhiyuncocci.print_main("Unneeded semicolon",p)
85