gcc/testsuite/gcc.dg/Warray-bounds-20.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -Warray-bounds" } */
   3
   4 int t[1];
   5 int fct (int r, long e)
   6 {
   7   int d = 0;
   8   if (r == 4)
   9     r = 1;
  10   if (e < -52)
  11     d = r == 0 ? 1 : 2;
  12   else
  13     {
  14       int i, n = 53;
  15       if (__builtin_expect (e < 0, 0))
  16         n += e;
  17       for (i = 1 ; i < n / 64 + 1 ; i++)
  18         t[i] = 0; /* { dg-bogus "array bounds" } */
  19     }
  20   return d;
  21 }