gnu/dist/gcc4/gcc/testsuite/gcc.c-torture/compile/20020706-2.c

   1 // Contributed by Alexandre Oliva <aoliva@redhat.com>
   2 // From Red Hat case 106165.
   3
   4 typedef unsigned short (FUNC_P) (void *, unsigned char *, unsigned short);
   5
   6 void crashIt(int id, FUNC_P *func, unsigned char *funcparm)
   7 {
   8   unsigned char buff[5], reverse[4];
   9   unsigned char *bp = buff;
  10   unsigned char *rp = reverse;
  11   unsigned short int count = 0;
  12   unsigned short cnt;
  13   while (id > 0)
  14     {
  15       *rp++ = (unsigned char) (id & 0x7F);
  16       id >>= 7;
  17       count++;
  18     }
  19   cnt = count + 1;
  20   while ((count--) > 1)
  21     {
  22       *bp++ = (unsigned char)(*(--rp) | 0x80);
  23     }
  24   *bp++ = *(--rp);
  25   (void)(*func)(funcparm, buff, cnt);
  26 }