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comparison gcc/testsuite/c-c++-common/Wimplicit-fallthrough-36.c @ 131:84e7813d76e9

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gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
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111:04ced10e8804 131:84e7813d76e9
1 /* PR c/79153 */
2 /* { dg-do compile } */
3 /* { dg-options "-Wimplicit-fallthrough" } */
4
5 int
6 test (int v1, int v2)
7 {
8 switch (v1)
9 {
10 case 3:
11 switch (v2) /* { dg-warning "this statement may fall through" } */
12 {
13 case 1:
14 return 28;
15 case 2:
16 return 38;
17 case 3:
18 return 88;
19 default:
20 break;
21 }
22 case 4: /* { dg-message "here" } */
23 return 168;
24 case 5:
25 switch (v2) /* { dg-warning "this statement may fall through" } */
26 {
27 case 4:
28 break;
29 case 5:
30 return 38;
31 case 6:
32 return 88;
33 }
34 case 6: /* { dg-message "here" } */
35 return 169;
36 case 7:
37 switch (v2) /* { dg-warning "this statement may fall through" } */
38 {
39 case 7:
40 return 38;
41 case 8:
42 return 88;
43 }
44 case 8: /* { dg-message "here" } */
45 return 170;
46 case 9:
47 switch (v2) /* { dg-bogus "this statement may fall through" } */
48 {
49 case 9:
50 return 38;
51 case 10:
52 return 88;
53 default:
54 return 89;
55 }
56 case 10:
57 return 171;
58 case 11:
59 switch (v2) /* { dg-bogus "this statement may fall through" } */
60 {
61 case -__INT_MAX__ - 1 ... 31:
62 return 38;
63 case 32:
64 return 88;
65 case 33 ... __INT_MAX__:
66 return 89;
67 }
68 case 12:
69 return 172;
70 }
71 return -1;
72 }