FULL PRODUCT VERSION :
java version "1.8.0_40"
Java(TM) SE Runtime Environment (build 1.8.0_40-b26)
Java HotSpot(TM) 64-Bit Server VM (build 25.40-b25, mixed mode)

ADDITIONAL OS VERSION INFORMATION :
Windows 7 64bit

A DESCRIPTION OF THE PROBLEM :
when using the JavaScript method toPrecision() on a number type you expect it to round and truncate, but that doesn't always work with JDK8 but with JDK7.

Input value:
-3.33333333333333E18


After parsing:
-3333333333333329900

Expected:
-3333333333333330000
 



REGRESSION. Last worked in version 7u76

ADDITIONAL REGRESSION INFORMATION:
java version "1.7.0_55"
Java(TM) SE Runtime Environment (build 1.7.0_55-b13)
Java HotSpot(TM) 64-Bit Server VM (build 24.55-b03, mixed mode)


STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
jjs> print (-3.33333333333333e+18);
-3333333333333329900



EXPECTED VERSUS ACTUAL BEHAVIOR :
EXPECTED -
jjs> print (-3.33333333333333e+18);
-3333333333333330000
ACTUAL -
se above

REPRODUCIBILITY :
This bug can be reproduced always.

---------- BEGIN SOURCE ----------
one line as above
---------- END SOURCE ----------