test/java/lang/Math/HypotTests.java

*** 26,37 ****
   * @bug 4851638 4939441
   * @summary Tests for {Math, StrictMath}.hypot
   * @author Joseph D. Darcy
   */
  
- import sun.misc.DoubleConsts;
- 
  public class HypotTests {
      private HypotTests(){}
  
      static final double infinityD = Double.POSITIVE_INFINITY;
      static final double NaNd      = Double.NaN;
--- 26,35 ----
*** 84,95 ****
                                        testCases[i][2]);
          }
  
          // Verify hypot(x, 0.0) is close to x over the entire exponent
          // range.
!         for(int i = DoubleConsts.MIN_SUB_EXPONENT;
!             i <= DoubleConsts.MAX_EXPONENT;
              i++) {
              double input = Math.scalb(2, i);
              failures += testHypotCase(input, 0.0, input);
          }
  
--- 82,93 ----
                                        testCases[i][2]);
          }
  
          // Verify hypot(x, 0.0) is close to x over the entire exponent
          // range.
!         for(int i = DoubleUtils.MIN_SUB_EXPONENT;
!             i <= Double.MAX_EXPONENT;
              i++) {
              double input = Math.scalb(2, i);
              failures += testHypotCase(input, 0.0, input);
          }
  
*** 123,133 ****
           */
          java.util.Random rand = new java.util.Random();
          for(int i = 0; i < 1000; i++) {
              double d = rand.nextDouble();
              // Scale d to have an exponent equal to MAX_EXPONENT -15
!             d = Math.scalb(d, DoubleConsts.MAX_EXPONENT
                                   -15 - Tests.ilogb(d));
              for(int j = 0; j <= 13; j += 1) {
                  failures += testHypotCase(3*d, 4*d, 5*d, 2.5);
                  d *= 2.0; // increase exponent by 1
              }
--- 121,131 ----
           */
          java.util.Random rand = new java.util.Random();
          for(int i = 0; i < 1000; i++) {
              double d = rand.nextDouble();
              // Scale d to have an exponent equal to MAX_EXPONENT -15
!             d = Math.scalb(d, Double.MAX_EXPONENT
                                   -15 - Tests.ilogb(d));
              for(int j = 0; j <= 13; j += 1) {
                  failures += testHypotCase(3*d, 4*d, 5*d, 2.5);
                  d *= 2.0; // increase exponent by 1
              }