gcc/testsuite/gcc.dg/hex-round-1.c

   1 /* Test for hexadecimal float rounding: bug 21720.  */
   2 /* { dg-do link } */
   3 /* { dg-options "-O -std=gnu99" } */
   4 /* { dg-skip-if "SPU float rounds towards zero" { spu-*-* } } */
   5
   6 #include <float.h>
   7
   8 extern void link_failure (void);
   9
  10 int
  11 main (void)
  12 {
  13 #if FLT_RADIX == 2 && FLT_MANT_DIG == 24
  14   if (0x1.0000011p0f == 1)
  15     link_failure ();
  16   if (0x1.00000101p0f == 1)
  17     link_failure ();
  18   if (0x1.000001001p0f == 1)
  19     link_failure ();
  20   if (0x1.0000010001p0f == 1)
  21     link_failure ();
  22   if (0x1.00000100001p0f == 1)
  23     link_failure ();
  24   if (0x1.000001000001p0f == 1)
  25     link_failure ();
  26   if (0x1.0000010000001p0f == 1)
  27     link_failure ();
  28   if (0x1.00000100000001p0f == 1)
  29     link_failure ();
  30   if (0x1.000001000000001p0f == 1)
  31     link_failure ();
  32   if (0x1.0000010000000001p0f == 1)
  33     link_failure ();
  34   if (0x1.00000100000000001p0f == 1)
  35     link_failure ();
  36   if (0x1.000001000000000001p0f == 1)
  37     link_failure ();
  38   if (0x1.0000010000000000001p0f == 1)
  39     link_failure ();
  40   if (0x1.00000100000000000001p0f == 1)
  41     link_failure ();
  42   if (0x1.000001000000000000001p0f == 1)
  43     link_failure ();
  44   if (0x1.0000010000000000000001p0f == 1)
  45     link_failure ();
  46   if (0x1.00000100000000000000001p0f == 1)
  47     link_failure ();
  48   if (0x1.000001000000000000000001p0f == 1)
  49     link_failure ();
  50   if (0x1.0000010000000000000000001p0f == 1)
  51     link_failure ();
  52   if (0x1.00000100000000000000000001p0f == 1)
  53     link_failure ();
  54   if (0x1.000001000000000000000000001p0f == 1)
  55     link_failure ();
  56   if (0x1.0000010000000000000000000001p0f == 1)
  57     link_failure ();
  58   if (0x1.00000100000000000000000000001p0f == 1)
  59     link_failure ();
  60   if (0x1.000001000000000000000000000001p0f == 1)
  61     link_failure ();
  62   if (0x1.0000010000000000000000000000001p0f == 1)
  63     link_failure ();
  64   if (0x1.00000100000000000000000000000001p0f == 1)
  65     link_failure ();
  66   if (0x1.000001000000000000000000000000001p0f == 1)
  67     link_failure ();
  68   if (0x1.0000010000000000000000000000000001p0f == 1)
  69     link_failure ();
  70   if (0x1.00000100000000000000000000000000001p0f == 1)
  71     link_failure ();
  72   if (0x1.000001000000000000000000000000000001p0f == 1)
  73     link_failure ();
  74   if (0x1.0000010000000000000000000000000000001p0f == 1)
  75     link_failure ();
  76   if (0x1.00000100000000000000000000000000000001p0f == 1)
  77     link_failure ();
  78   if (0x1.000001000000000000000000000000000000001p0f == 1)
  79     link_failure ();
  80   if (0x1.0000010000000000000000000000000000000001p0f == 1)
  81     link_failure ();
  82   if (0x1.00000100000000000000000000000000000000001p0f == 1)
  83     link_failure ();
  84   if (0x1.000001000000000000000000000000000000000001p0f == 1)
  85     link_failure ();
  86   if (0x1.0000010000000000000000000000000000000000001p0f == 1)
  87     link_failure ();
  88   if (0x1.00000100000000000000000000000000000000000001p0f == 1)
  89     link_failure ();
  90   if (0x1.000001000000000000000000000000000000000000001p0f == 1)
  91     link_failure ();
  92   if (0x1.0000010000000000000000000000000000000000000001p0f == 1)
  93     link_failure ();
  94   if (0x1.00000100000000000000000000000000000000000000001p0f == 1)
  95     link_failure ();
  96   if (0x1.000001000000000000000000000000000000000000000001p0f == 1)
  97     link_failure ();
  98   if (0x1.0000010000000000000000000000000000000000000000001p0f == 1)
  99     link_failure ();
 100   if (0x1.00000100000000000000000000000000000000000000000001p0f == 1)
 101     link_failure ();
 102   if (0x1.000001000000000000000000000000000000000000000000001p0f == 1)
 103     link_failure ();
 104   if (0x1.0000010000000000000000000000000000000000000000000001p0f == 1)
 105     link_failure ();
 106   if (0x1.00000100000000000000000000000000000000000000000000001p0f == 1)
 107     link_failure ();
 108   if (0x1.000001000000000000000000000000000000000000000000000001p0f == 1)
 109     link_failure ();
 110   if (0x1.0000010000000000000000000000000000000000000000000000001p0f == 1)
 111     link_failure ();
 112 #endif
 113   return 0;
 114 }