summaryrefslogtreecommitdiff
path: root/gcc/testsuite/g++.dg/warn/Wswitch-1.C
blob: 1da7180ec79c068aef2d35d5205be188b31eb0c9 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
/* PR c/4475, PR c++/3780 */
/* { dg-do compile } */
/* { dg-options "-Wswitch" } */

enum e { e1, e2 };

int
foo (int i, int j, enum e ei, enum e ej, enum e ek, enum e el,
     enum e em, enum e en, enum e eo, enum e ep)
{
  switch (i)
    {
    case 1: return 1;
    case 2: return 2;
    }
  switch (j)
    {
    case 3: return 4;
    case 4: return 3;
    default: break;
    }
  switch (ei) /* { dg-warning "enumeration value 'e1' not handled in switch" "enum e1" } */
    { /* { dg-warning "enumeration value 'e2' not handled in switch" "enum e2" { target *-*-* } 22 } */
    }
  switch (ej)
    {
    default: break;
    }
  switch (ek) /* { dg-warning "enumeration value 'e2' not handled in switch" "enum e2" } */
    {
    case e1: return 1;
    }
  switch (el)
    {
    case e1: return 1;
    default: break;
    }
  switch (em)
    {
    case e1: return 1;
    case e2: return 2;
    }
  switch (en)
    {
    case e1: return 1;
    case e2: return 2;
    default: break;
    }
  switch (eo)
    {
    case e1: return 1;
    case e2: return 2;
    case 3: return 3; /* { dg-warning "case value" } */
    }
  switch (ep)
    {
    case e1: return 1;
    case e2: return 2;
    case 3: return 3; /* { dg-warning "case value" } */
    default: break;
    }
  return 0;
}