hg: jdk8u/hs-dev/hotspot: 8072753: Nondeterministic wrong answer on arithmetic

[igor.veresov at oracle.com]

Changeset: 0a5d68482373
Author:    iveresov
Date:      2015-02-17 11:00 -0800
URL:       http://hg.openjdk.java.net/jdk8u/hs-dev/hotspot/rev/0a5d68482373

8072753: Nondeterministic wrong answer on arithmetic
Summary: Check for overflow when inverting the loop during the counted loop conversion
Reviewed-by: kvn

! src/share/vm/opto/loopnode.cpp
+ test/compiler/loopopts/CountedLoopProblem.java