--- a/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.hotspot.amd64/src/org/graalvm/compiler/hotspot/amd64/AMD64HotSpotBackend.java	Tue Apr 24 08:13:30 2018 -0700
+++ b/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.hotspot.amd64/src/org/graalvm/compiler/hotspot/amd64/AMD64HotSpotBackend.java	Tue Apr 24 09:04:57 2018 -0700
@@ -30,7 +30,7 @@
 import static org.graalvm.compiler.core.common.GraalOptions.GeneratePIC;
 import static org.graalvm.compiler.core.common.GraalOptions.ZapStackOnMethodEntry;
 
-import org.graalvm.collections.EconomicSet;
+import jdk.internal.vm.compiler.collections.EconomicSet;
 import org.graalvm.compiler.asm.Assembler;
 import org.graalvm.compiler.asm.Label;
 import org.graalvm.compiler.asm.amd64.AMD64Address;