hg: hsx/hotspot-comp/hotspot: 7180769: assert(tboth->klass_is_exact()) failed: klass should be exact

[vladimir.kozlov at oracle.com]

Changeset: 70862d781d01
Author:    kvn
Date:      2012-07-02 12:59 -0700
URL:       http://hg.openjdk.java.net/hsx/hotspot-comp/hotspot/rev/70862d781d01

7180769: assert(tboth->klass_is_exact()) failed: klass should be exact
Summary: Use class exactness as part of the condition for class compare optimization instead of assert.
Reviewed-by: twisti, roland

! src/share/vm/opto/parse2.cpp