src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.phases.common/src/org/graalvm/compiler/phases/common/inlining/InliningUtil.java

*** 514,524 ****
          }
  
          if (inlineGraph.hasUnsafeAccess()) {
              graph.markUnsafeAccess();
          }
!         assert inlineGraph.getSpeculationLog() == null : "Only the root graph should have a speculation log";
  
          return returnValue;
      }
  
      private static void fixFrameStates(StructuredGraph graph, MergeNode originalMerge, PhiNode returnPhi) {
--- 514,524 ----
          }
  
          if (inlineGraph.hasUnsafeAccess()) {
              graph.markUnsafeAccess();
          }
!         assert inlineGraph.getSpeculationLog() == null || inlineGraph.getSpeculationLog() == graph.getSpeculationLog() : "Only the root graph should have a speculation log";
  
          return returnValue;
      }
  
      private static void fixFrameStates(StructuredGraph graph, MergeNode originalMerge, PhiNode returnPhi) {