hg: jdk7/hotspot-comp/hotspot: 6889300: assert(i != k || is_new || i->outcnt() > 0, "don't return dead nodes")

[vladimir.kozlov at sun.com]

Changeset: ce590301ae2a
Author:    kvn
Date:      2009-10-13 22:32 -0700
URL:       http://hg.openjdk.java.net/jdk7/hotspot-comp/hotspot/rev/ce590301ae2a

6889300: assert(i != k || is_new || i->outcnt()  > 0, "don't return dead nodes")
Summary: PhiNode::Ideal() should return TOP for Phi node with no users.
Reviewed-by: never, jrose

! src/share/vm/opto/cfgnode.cpp
! src/share/vm/opto/ifnode.cpp