--- old/src/share/vm/opto/block.cpp	2015-09-03 15:31:36.374338200 -0700
+++ new/src/share/vm/opto/block.cpp	2015-09-03 15:31:36.157338200 -0700
@@ -358,6 +358,8 @@
 PhaseCFG::PhaseCFG(Arena* arena, RootNode* root, Matcher& matcher)
 : Phase(CFG)
 , _block_arena(arena)
+, _regalloc(NULL)
+, _scheduling_for_pressure(false)
 , _root(root)
 , _matcher(matcher)
 , _node_to_block_mapping(arena)