1  /* Test warnings for shadowing in function prototype scope: generally
       2     useless but of use if the parameter is used within the scope.  Bug
       3     529.  */
       4  /* Origin: Joseph Myers <joseph@codesourcery.com> */
       5  /* { dg-do compile } */
       6  /* { dg-options "-std=gnu89 -Wshadow" } */
       7  
       8  int v; /* { dg-message "shadowed declaration" } */
       9  int f1(int v);
      10  int f2(int v, int x[v]); /* { dg-warning "declaration of 'v' shadows a global declaration" } */
      11  int f3(int v, int y[sizeof(v)]); /* { dg-warning "declaration of 'v' shadows a global declaration" } */
      12  int f4(int v) { return 0; } /* { dg-warning "declaration of 'v' shadows a global declaration" } */
      13  int f5(int v, int x[v]) { return 0; } /* { dg-warning "declaration of 'v' shadows a global declaration" } */
      14  int f6(int x) { return 0; }
      15  int f7(v) int v; { return 0; } /* { dg-warning "declaration of 'v' shadows a global declaration" } */
      16  int f8(v, w) int v; int w[v]; { return 0; } /* { dg-warning "declaration of 'v' shadows a global declaration" } */
      17  int f9(x) int x; { return 0; }
      18  int f10(v) { return 0; } /* { dg-warning "declaration of 'v' shadows a global declaration" } */
      19  int f11(int a, int b(int a));
      20  int f12(int a, int b(int a, int x[a])); /* { dg-warning "declaration of 'a' shadows a parameter" } */
      21  /* { dg-message "shadowed declaration" "outer parm" { target *-*-* } .-1 } */