src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/codegen/ApplySpecialization.java

*** 281,301 ****
          final TypeMap ptm = compiler.getTypeMap();
          if (ptm.needsCallee()) {
              start++;
          }
  
!         start++; //we always uses this
  
!         final List<IdentNode> params    = functionNode.getParameters();
          final List<IdentNode> newParams = new ArrayList<>();
!         final long to = Math.max(params.size(), actualCallSiteType.parameterCount() - start);
          for (int i = 0; i < to; i++) {
-             if (i >= params.size()) {
                  newParams.add(new IdentNode(functionNode.getToken(), functionNode.getFinish(), EXPLODED_ARGUMENT_PREFIX.symbolName() + (i)));
-             } else {
-                 newParams.add(params.get(i));
-             }
          }
  
          callSiteTypes.push(actualCallSiteType);
          explodedArguments.push(newParams);
      }
--- 281,297 ----
          final TypeMap ptm = compiler.getTypeMap();
          if (ptm.needsCallee()) {
              start++;
          }
  
!         start++; // we always use this
  
!         assert functionNode.getNumOfParams() == 0 : "apply2call on function with named paramaters!";
          final List<IdentNode> newParams = new ArrayList<>();
!         final long to = actualCallSiteType.parameterCount() - start;
          for (int i = 0; i < to; i++) {
              newParams.add(new IdentNode(functionNode.getToken(), functionNode.getFinish(), EXPLODED_ARGUMENT_PREFIX.symbolName() + (i)));
          }
  
          callSiteTypes.push(actualCallSiteType);
          explodedArguments.push(newParams);
      }
*** 314,323 ****
--- 310,323 ----
  
          if (!compiler.isOnDemandCompilation()) {
              return false;
          }
  
+         if (functionNode.getNumOfParams() != 0) {
+             return false;
+         }
+ 
          if (functionNode.hasEval()) {
              return false;
          }
  
          if (!hasApplies(functionNode)) {