libjava/testsuite/libjava.lang/Float_2.java

   1 // Test floating-point to integer conversion.  We do this twice, once
   2 // with literal conversions that can be optimized away and once using
   3 // a static field that can't.
   4
   5 public class Float_2
   6 {
   7   public static double zero = 0.0;
   8
   9   public static void main (String argv[])
  10   {
  11     {
  12       int itest = (int)(float)(0.0/0.0);
  13       if (itest != 0)
  14         System.err.println ("literal inf error 1: " + itest);
  15     }
  16     {
  17       int itest = (int)(0.0/0.0);
  18       if (itest != 0)
  19         System.err.println ("literal inf error 2" + itest);
  20     }
  21     {
  22       long ltest = (long)(0.0/0.0);
  23       if (ltest != 0)
  24         System.err.println ("literal inf error 3" + ltest);
  25     }
  26     {
  27       long ltest = (long)(float)(0.0/0.0);
  28       if (ltest != 0)
  29         System.err.println ("literal inf error 4" + ltest);
  30     }
  31
  32     {
  33       int itest = (int)(float)(1.0/0.0);
  34       if (itest != Integer.MAX_VALUE)
  35         System.err.println ("literal max error 1: " + itest);
  36     }
  37     {
  38       int itest = (int)(1.0/0.0);
  39       if (itest != Integer.MAX_VALUE)
  40         System.err.println ("literal max error 2" + itest);
  41     }
  42     {
  43       long ltest = (long)(1.0/0.0);
  44       if (ltest != Long.MAX_VALUE)
  45         System.err.println ("literal max error 3" + ltest);
  46     }
  47     {
  48       long ltest = (long)(float)(1.0/0.0);
  49       if (ltest != Long.MAX_VALUE)
  50         System.err.println ("literal max error 4" + ltest);
  51     }
  52
  53     {
  54       int itest = (int)(float)(-1.0/0.0);
  55       if (itest != Integer.MIN_VALUE)
  56         System.err.println ("literal min error 1: " + itest);
  57     }
  58     {
  59       int itest = (int)(-1.0/0.0);
  60       if (itest != Integer.MIN_VALUE)
  61         System.err.println ("literal min error 2" + itest);
  62     }
  63     {
  64       long ltest = (long)(-1.0/0.0);
  65       if (ltest != Long.MIN_VALUE)
  66         System.err.println ("literal min error 3" + ltest);
  67     }
  68     {
  69       long ltest = (long)(float)(-1.0/0.0);
  70       if (ltest != Long.MIN_VALUE)
  71         System.err.println ("literal min error 4" + ltest);
  72     }
  73
  74     {
  75       int itest = (int)(float)(zero/zero);
  76       if (itest != 0)
  77         System.err.println ("calc inf error 1: " + itest);
  78     }
  79     {
  80       int itest = (int)(zero/zero);
  81       if (itest != 0)
  82         System.err.println ("calc inf error 2" + itest);
  83     }
  84     {
  85       long ltest = (long)(zero/zero);
  86       if (ltest != 0)
  87         System.err.println ("calc inf error 3" + ltest);
  88     }
  89     {
  90       long ltest = (long)(float)(zero/zero);
  91       if (ltest != 0)
  92         System.err.println ("calc inf error 4" + ltest);
  93     }
  94
  95     {
  96       int itest = (int)(float)(1.0/zero);
  97       if (itest != Integer.MAX_VALUE)
  98         System.err.println ("calc max error 1: " + itest);
  99     }
 100     {
 101       int itest = (int)(1.0/zero);
 102       if (itest != Integer.MAX_VALUE)
 103         System.err.println ("calc max error 2" + itest);
 104     }
 105     {
 106       long ltest = (long)(1.0/zero);
 107       if (ltest != Long.MAX_VALUE)
 108         System.err.println ("calc max error 3" + ltest);
 109     }
 110     {
 111       long ltest = (long)(float)(1.0/zero);
 112       if (ltest != Long.MAX_VALUE)
 113         System.err.println ("calc max error 4" + ltest);
 114     }
 115
 116     {
 117       int itest = (int)(float)(-1.0/zero);
 118       if (itest != Integer.MIN_VALUE)
 119         System.err.println ("calc min error 1: " + itest);
 120     }
 121     {
 122       int itest = (int)(-1.0/zero);
 123       if (itest != Integer.MIN_VALUE)
 124         System.err.println ("calc min error 2" + itest);
 125     }
 126     {
 127       long ltest = (long)(-1.0/zero);
 128       if (ltest != Long.MIN_VALUE)
 129         System.err.println ("calc min error 3" + ltest);
 130     }
 131     {
 132       long ltest = (long)(float)(-1.0/zero);
 133       if (ltest != Long.MIN_VALUE)
 134         System.err.println ("calc min error 4" + ltest);
 135     }
 136
 137   }
 138 }