get different results with jit for float constant folding

Test passes on sparc, fails on win-nt.

[5/20 sadhana]

Required files are in /net/elmer/export/bugtraq/etc/attached/<bugid> dir.

$ m *tlog
##### constFold_beta java_run.sh
 hydra_javac.sh
f:/jdk1.0.2_jit/build/win32/bin/javac_g constfold_beta.java
testing.java > constFold_beta.javac.out 2>&1
f:/jdk1.0.2_jit/build/win32/bin/jitc_g -xarch=x86 constfold_beta.
class
testing.class > constFold_beta.jitc.out 2 >& 1
hydra_resolve
f:/jdk1.0.2_jit/build/win32/bin/java_g -Djava.compiler=JIT const
Fold_beta >> constFold_beta.java.out 2>&1
Failure: big+little-big constants yields 0
         expected 0.5
Failure: little-big+big constants yields 0
         expected 0.5

catastrophic cancellation in float constant folding: 1 passed, 2 f
ailed

Failure: huge+huge-huge constants yields 1.#INF
         expected 3.40282e+038

range test in float constant folding: 2 passed, 1 failed

range test in int constant folding: 2 passed, 0 failed

hydra_resolve