gcc/testsuite/gcc.c-torture/execute/ieee/930529-1.c

   1 void abort (void);
   2 void exit (int);
   3
   4 int
   5 main (void)
   6 {
   7   union {
   8     double d;
   9     unsigned char c[8];
  10   } d;
  11
  12   d.d = 1.0/7.0;
  13
  14   if (sizeof (char) * 8 == sizeof (double))
  15     {
  16       if (d.c[0] == 0x92 && d.c[1] == 0x24 && d.c[2] == 0x49 && d.c[3] == 0x92
  17           && d.c[4] == 0x24 && d.c[5] == 0x49 && d.c[6] == 0xc2 && d.c[7] == 0x3f)
  18         exit (0);
  19       if (d.c[7] == 0x92 && d.c[6] == 0x24 && d.c[5] == 0x49 && d.c[4] == 0x92
  20           && d.c[3] == 0x24 && d.c[2] == 0x49 && d.c[1] == 0xc2 && d.c[0] == 0x3f)
  21         exit (0);
  22 #if defined __arm__ || defined __thumb__
  23       if (d.c[4] == 0x92 && d.c[5] == 0x24 && d.c[6] == 0x49 && d.c[7] == 0x92
  24           && d.c[0] == 0x24 && d.c[1] == 0x49 && d.c[2] == 0xc2 && d.c[3] == 0x3f)
  25         exit (0);
  26 #endif
  27       abort ();
  28     }
  29
  30   exit (0);
  31 }