Commit | Line | Data |
---|---|---|
b2441318 | 1 | // SPDX-License-Identifier: GPL-2.0 |
46b5c9b8 RV |
2 | /// Return statements in functions returning bool should use |
3 | /// true/false instead of 1/0. | |
4 | // | |
5 | // Confidence: High | |
6 | // Options: --no-includes --include-headers | |
7 | ||
8 | virtual patch | |
9 | virtual report | |
10 | virtual context | |
11 | ||
12 | @r1 depends on patch@ | |
13 | identifier fn; | |
14 | typedef bool; | |
15 | symbol false; | |
16 | symbol true; | |
17 | @@ | |
18 | ||
19 | bool fn ( ... ) | |
20 | { | |
21 | <... | |
22 | return | |
23 | ( | |
24 | - 0 | |
25 | + false | |
26 | | | |
27 | - 1 | |
28 | + true | |
29 | ) | |
30 | ; | |
31 | ...> | |
32 | } | |
33 | ||
34 | @r2 depends on report || context@ | |
35 | identifier fn; | |
36 | position p; | |
37 | @@ | |
38 | ||
39 | bool fn ( ... ) | |
40 | { | |
41 | <... | |
42 | return | |
43 | ( | |
44 | * 0@p | |
45 | | | |
46 | * 1@p | |
47 | ) | |
48 | ; | |
49 | ...> | |
50 | } | |
51 | ||
52 | ||
53 | @script:python depends on report@ | |
54 | p << r2.p; | |
55 | fn << r2.fn; | |
56 | @@ | |
57 | ||
58 | msg = "WARNING: return of 0/1 in function '%s' with return type bool" % fn | |
59 | coccilib.report.print_report(p[0], msg) |