|
111
|
1 /* PR c/61162 */
|
|
|
2 /* { dg-do compile } */
|
|
|
3 /* { dg-options "-Wc++-compat -Wpointer-sign -Wpedantic" } */
|
|
|
4
|
|
|
5 enum e { A };
|
|
|
6 struct s { int a; };
|
|
|
7
|
|
|
8 enum e
|
|
|
9 fn1 (void)
|
|
|
10 {
|
|
|
11 return 0; /* { dg-warning "10:enum conversion from 'int' to 'enum e' in return" } */
|
|
|
12 }
|
|
|
13
|
|
|
14 int
|
|
|
15 fn2 (struct s s)
|
|
|
16 {
|
|
|
17 return s; /* { dg-error "10:incompatible types when returning" } */
|
|
|
18 }
|
|
|
19
|
|
|
20 void
|
|
|
21 fn3 (void)
|
|
|
22 {
|
|
|
23 return 3; /* { dg-warning "10:in function returning void" } */
|
|
|
24 }
|
|
|
25
|
|
|
26 int
|
|
|
27 fn4 (int *a)
|
|
|
28 {
|
|
|
29 return a; /* { dg-warning "10:returning 'int \\*' from a function with return type 'int' makes integer from pointer without a cast" } */
|
|
|
30 }
|
|
|
31
|
|
|
32 int *
|
|
|
33 fn5 (int a)
|
|
|
34 {
|
|
|
35 return a; /* { dg-warning "10:returning 'int' from a function with return type 'int \\*' makes pointer from integer without a cast" } */
|
|
|
36 }
|
|
|
37
|
|
|
38 unsigned int *
|
|
|
39 fn6 (int *i)
|
|
|
40 {
|
|
|
41 return i; /* { dg-warning "10:pointer targets in returning 'int \\*' from a function with return type 'unsigned int \\*' differ" } */
|
|
|
42 }
|
|
|
43
|
|
|
44 void *
|
|
|
45 fn7 (void (*fp) (void))
|
|
|
46 {
|
|
|
47 return fp; /* { dg-warning "10:ISO C forbids return between function pointer" } */
|
|
|
48 }
|
