--- a/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.core.test/src/org/graalvm/compiler/core/test/ConditionalEliminationTest13.java	Thu Nov 15 21:05:47 2018 +0100
+++ b/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.core.test/src/org/graalvm/compiler/core/test/ConditionalEliminationTest13.java	Thu Nov 15 09:04:07 2018 -0800
@@ -31,6 +31,7 @@
 import org.graalvm.compiler.nodes.graphbuilderconf.InlineInvokePlugin;
 import org.graalvm.compiler.phases.common.CanonicalizerPhase;
 import org.graalvm.compiler.phases.tiers.PhaseContext;
+import org.junit.Ignore;
 import org.junit.Test;
 
 import jdk.vm.ci.meta.ResolvedJavaMethod;
@@ -282,6 +283,7 @@
         testConditionalElimination("testSnippet9", "referenceSnippet9");
     }
 
+    @Ignore("Need better unsigned stamps for this conditional elimination to work.")
     @Test
     public void test10() {
         testConditionalElimination("testSnippet10", "referenceSnippet4");