gcc/testsuite/gcc.dg/torture/pr48343.c

   1 /* PR debug/48343 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-fcompare-debug" } */
   4
   5 void foo (unsigned char *, unsigned char *);
   6
   7 void
   8 test (unsigned int x, int y)
   9 {
  10   unsigned int i, j = 0, k;
  11   unsigned char s[256], t[64];
  12   foo (s, t);
  13   t[0] = y;
  14   for (i = 0; i < 256; i++)
  15     {
  16       j = (j + s[i] + t[i % x]) & 0xff;
  17       k = i; i = j; j = k;
  18     }
  19 }