gcc/testsuite/gcc.c-torture/compile/20010117-2.c

   1 unsigned char a, b;
   2
   3 void baz (void)
   4 {
   5   if (b & 0x08)
   6     {
   7       int g = 0;
   8       int c = (b & 0x01);
   9       int d = a - g - c;
  10       int e = (a & 0x0f) - (g & 0x0f);
  11       int f = (a & 0xf0) - (g & 0xf0);
  12       int h = (a & 0x0f) - (g & 0x0f);
  13
  14       if ((a ^ g) & (a ^ d) & 0x80) b |= 0x40;
  15       if ((d & 0xff00) == 0) b |= 0x01;
  16       if (!((a - h - c) & 0xff)) b |= 0x02;
  17       if ((a - g - c) & 0x80) b |= 0x80;
  18       a = (e & 0x0f) | (f & 0xf0);
  19     }
  20 }