gcc/testsuite/gcc.dg/pr64423.c

   1 /* PR c/64423 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-Wchar-subscripts" } */
   4
   5 int a[100];
   6
   7 int
   8 f (char c)
   9 {
  10   return a[c]           /* { dg-warning "11:array subscript has type .char." } */
  11           + a[c]        /* { dg-warning "14:array subscript has type .char." } */
  12             + a[c];     /* { dg-warning "16:array subscript has type .char." } */
  13 }