1 /* PR c/20043 */ 2 /* { dg-do compile } */ 3 /* { dg-options "-std=gnu99" } */ 4 5 extern void f0 (int *); 6 extern void f0 (int *__restrict); 7 8 extern void f1 (int *__restrict); 9 extern void f1 (int *); 10 11 typedef union { int *i; long *l; } U2 12 __attribute__((transparent_union)); 13 extern void f2 (U2); 14 extern void f2 (int *); 15 16 typedef union { int *__restrict i; long *__restrict l; } U3 17 __attribute__((transparent_union)); 18 extern void f3 (U3); 19 extern void f3 (int *__restrict); 20 21 extern void f4 (U3); 22 extern void f4 (int *); 23 24 extern void f5 (U2); 25 extern void f5 (int *__restrict); 26 27 typedef union { long *l; int *i; } U6 28 __attribute__((transparent_union)); 29 extern void f6 (U6); 30 extern void f6 (int *); 31 32 typedef union { long *__restrict l; int *__restrict i; } U7 33 __attribute__((transparent_union)); 34 extern void f7 (U7); 35 extern void f7 (int *__restrict); 36 37 extern void f8 (U7); 38 extern void f8 (int *); 39 40 extern void f9 (U6); 41 extern void f9 (int *__restrict); 42 43 extern void f10 (U2); 44 extern void f11 (U3); 45 extern void f12 (U6); 46 extern void f13 (U7); 47 48 int i; 49 long l; 50 51 int main(void)52main (void) 53 { 54 f0 (&i); 55 f0 (&l); /* { dg-warning "passing argument 1 of 'f0' from incompatible pointer type" } */ 56 f1 (&i); 57 f1 (&l); /* { dg-warning "passing argument 1 of 'f1' from incompatible pointer type" } */ 58 f2 (&i); 59 f2 (&l); /* { dg-warning "passing argument 1 of 'f2' from incompatible pointer type" } */ 60 f3 (&i); 61 f3 (&l); /* { dg-warning "passing argument 1 of 'f3' from incompatible pointer type" } */ 62 f4 (&i); 63 f4 (&l); /* { dg-warning "passing argument 1 of 'f4' from incompatible pointer type" } */ 64 f5 (&i); 65 f5 (&l); /* { dg-warning "passing argument 1 of 'f5' from incompatible pointer type" } */ 66 f6 (&i); 67 f6 (&l); /* { dg-warning "passing argument 1 of 'f6' from incompatible pointer type" } */ 68 f7 (&i); 69 f7 (&l); /* { dg-warning "passing argument 1 of 'f7' from incompatible pointer type" } */ 70 f8 (&i); 71 f8 (&l); /* { dg-warning "passing argument 1 of 'f8' from incompatible pointer type" } */ 72 f9 (&i); 73 f9 (&l); /* { dg-warning "passing argument 1 of 'f9' from incompatible pointer type" } */ 74 f10 (&i); 75 f10 (&l); 76 f11 (&i); 77 f11 (&l); 78 f12 (&i); 79 f12 (&l); 80 f13 (&i); 81 f13 (&l); 82 return 0; 83 } 84 85 /* { dg-message "note: expected '\[^\n'\]*' but argument is of type '\[^\n'\]*'" "note: expected" { target *-*-* } 0 } */ 86