gcc/testsuite/gcc.target/i386/pr66424.c

   1 /* { dg-do run } */
   2 /* { dg-options "-O2" } */
   3 /* { dg-require-effective-target ia32 } */
   4 int a, b, c, d, e[2], f, l, m, n, o;
   5 long long g = 1, j;
   6 static unsigned int h;
   7 static int i, k;
   8
   9 void
  10 fn1 (long long p)
  11 {
  12   int q = p;
  13   f = 1 ^ e[f ^ (q & 1)];
  14 }
  15
  16 static void
  17 fn2 (long long p)
  18 {
  19   f = 1 ^ e[(f ^ 1) & 1];
  20   fn1 (p >> 1 & 1);
  21   fn1 (p >> 32 & 1);
  22 }
  23
  24 void
  25 fn3 (int p)
  26 {
  27   g |= j = p;
  28 }
  29
  30 int
  31 main ()
  32 {
  33   e[0] = 1;
  34   char p = l;
  35   h = --g;
  36   i = o = c;
  37   m = d ? 1 / d : 0;
  38   fn3 (l || 0);
  39   b = a;
  40   n = j++;
  41   k--;
  42   fn2 (g);
  43   fn2 (h);
  44   fn2 (i);
  45
  46   if (k + f)
  47     __builtin_abort ();
  48
  49   return 0;
  50 }
  51