hg: jdk9/hs/hotspot: 8174164: SafePointNode::_replaced_nodes breaks with irreducible loops

[vladimir.kozlov at oracle.com]

Changeset: 35db0413819a
Author:    roland
Date:      2017-02-15 17:26 -0800
URL:       http://hg.openjdk.java.net/jdk9/hs/hotspot/rev/35db0413819a

8174164: SafePointNode::_replaced_nodes breaks with irreducible loops
Reviewed-by: kvn

! src/share/vm/opto/callnode.hpp
! src/share/vm/opto/library_call.cpp
! src/share/vm/opto/parse1.cpp
! src/share/vm/opto/replacednodes.cpp
! src/share/vm/opto/replacednodes.hpp