src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.loop/src/org/graalvm/compiler/loop/MathUtil.java

@@ -86,20 +86,20 @@
 
     private static ValueNode fixedDivBefore(StructuredGraph graph, FixedNode before, ValueNode dividend, ValueNode divisor, BiFunction<ValueNode, ValueNode, ValueNode> createDiv) {
         if (isConstantOne(divisor)) {
             return dividend;
         }
-        ValueNode div = graph.addOrUniqueWithInputs(createDiv.apply(dividend, divisor));
+        ValueNode div = createDiv.apply(dividend, divisor);
         if (div instanceof FixedBinaryNode) {
             FixedBinaryNode fixedDiv = (FixedBinaryNode) div;
             if (before.predecessor() instanceof FixedBinaryNode) {
                 FixedBinaryNode binaryPredecessor = (FixedBinaryNode) before.predecessor();
                 if (fixedDiv.dataFlowEquals(binaryPredecessor)) {
                     fixedDiv.safeDelete();
                     return binaryPredecessor;
                 }
             }
-            graph.addBeforeFixed(before, fixedDiv);
+            graph.addBeforeFixed(before, graph.addOrUniqueWithInputs(fixedDiv));
         }
         return div;
     }
 }