gcc/testsuite/objc.dg/bad-receiver-type-2.m

   1 /* { dg-do compile } */
   2 /* Contributed by Alexander Malmberg: PR18456 */
   3
   4 @interface Foo
   5 -(void) foo;
   6 @end
   7
   8 void *ip;
   9
  10 void (*func1)(void);
  11
  12 struct
  13 {
  14     int a:2;
  15 } struct1,struct2[2];
  16
  17 union
  18 {
  19     int a:2;
  20 } union1,union2[2];
  21
  22 Foo **f;
  23
  24 int main(int argc,char **argv)
  25 {
  26   [(struct {int a;} *)ip foo];  /* { dg-warning "invalid receiver type" } */
  27   [func1 foo];                  /* { dg-warning "invalid receiver type" } */
  28   [struct1.a foo];              /* { dg-warning "invalid receiver type" } */
  29                                 /* { dg-warning "cast to pointer from integer" "" { target *-*-* } 28 } */
  30   [union1.a foo];               /* { dg-warning "invalid receiver type" } */
  31                                 /* { dg-warning "cast to pointer from integer" "" { target *-*-* } 30 } */
  32   [struct1 foo];                /* { dg-warning "invalid receiver type" } */
  33                                 /* { dg-error "cannot convert" "" { target *-*-* } 32 } */
  34   [union1 foo];                 /* { dg-warning "invalid receiver type" } */
  35                                 /* { dg-error "cannot convert" "" { target *-*-* } 34 } */
  36   [struct2 foo];                /* { dg-warning "invalid receiver type" } */
  37                                 /* { dg-error "cannot convert" "" { target *-*-* } 36 } */
  38   [union2 foo];                 /* { dg-warning "invalid receiver type" } */
  39                                 /* { dg-error "cannot convert" "" { target *-*-* } 38 } */
  40   [f foo];                      /* { dg-warning "invalid receiver type" } */
  41 }