diff -r b91b558a9076 -r ef5d5d343e2a src/hotspot/share/c1/c1_LIRGenerator.cpp
--- a/src/hotspot/share/c1/c1_LIRGenerator.cpp	Fri Mar 16 08:26:53 2018 -0400
+++ b/src/hotspot/share/c1/c1_LIRGenerator.cpp	Fri Mar 16 09:12:13 2018 -0400
@@ -36,6 +36,7 @@
 #include "ci/ciUtilities.hpp"
 #include "gc/shared/cardTable.hpp"
 #include "gc/shared/cardTableModRefBS.hpp"
+#include "gc/shared/collectedHeap.hpp"
 #include "runtime/arguments.hpp"
 #include "runtime/sharedRuntime.hpp"
 #include "runtime/stubRoutines.hpp"