--- a/hotspot/src/share/vm/opto/block.cpp	Wed Sep 16 20:33:16 2015 +0200
+++ b/hotspot/src/share/vm/opto/block.cpp	Wed Sep 16 13:16:17 2015 -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)