# HG changeset patch
# User lana
# Date 1466716413 0
# Node ID ae7797bbdf86b7dbc82ab446a4c2f8a0003a17ff
# Parent  8f1986dd94943d5afdc1a897a401851fe2ac1c9b# Parent  f0000753cecd95280474a842cb6c101b23d235fe
Merge

diff -r 8f1986dd9494 -r ae7797bbdf86 nashorn/buildtools/nasgen/src/jdk/nashorn/internal/tools/nasgen/ClassGenerator.java
--- a/nashorn/buildtools/nasgen/src/jdk/nashorn/internal/tools/nasgen/ClassGenerator.java	Thu Jun 23 20:35:16 2016 +0000
+++ b/nashorn/buildtools/nasgen/src/jdk/nashorn/internal/tools/nasgen/ClassGenerator.java	Thu Jun 23 21:13:33 2016 +0000
@@ -280,12 +280,11 @@
         addField(cv, name, OBJECT_DESC);
     }
 
-    @SuppressWarnings("deprecation")
     static void newFunction(final MethodGenerator mi, final String objName, final String className, final MemberInfo memInfo, final List<MemberInfo> specs) {
         final boolean arityFound = (memInfo.getArity() != MemberInfo.DEFAULT_ARITY);
 
         loadFunctionName(mi, memInfo.getName());
-        mi.visitLdcInsn(new Handle(H_INVOKESTATIC, className, memInfo.getJavaName(), memInfo.getJavaDesc()));
+        mi.visitLdcInsn(new Handle(H_INVOKESTATIC, className, memInfo.getJavaName(), memInfo.getJavaDesc(), false));
 
         assert specs != null;
         if (!specs.isEmpty()) {
@@ -306,7 +305,6 @@
         mi.invokeVirtual(SCRIPTFUNCTION_TYPE, SCRIPTFUNCTION_SETDOCUMENTATIONKEY, SCRIPTFUNCTION_SETDOCUMENTATIONKEY_DESC);
     }
 
-    @SuppressWarnings("deprecation")
     static void linkerAddGetterSetter(final MethodGenerator mi, final String className, final MemberInfo memInfo) {
         final String propertyName = memInfo.getName();
         // stack: Collection
@@ -319,13 +317,13 @@
         mi.push(memInfo.getAttributes());
         // setup getter method handle
         String javaName = GETTER_PREFIX + memInfo.getJavaName();
-        mi.visitLdcInsn(new Handle(H_INVOKEVIRTUAL, className, javaName, getterDesc(memInfo)));
+        mi.visitLdcInsn(new Handle(H_INVOKEVIRTUAL, className, javaName, getterDesc(memInfo), false));
         // setup setter method handle
         if (memInfo.isFinal()) {
             mi.pushNull();
         } else {
             javaName = SETTER_PREFIX + memInfo.getJavaName();
-            mi.visitLdcInsn(new Handle(H_INVOKEVIRTUAL, className, javaName, setterDesc(memInfo)));
+            mi.visitLdcInsn(new Handle(H_INVOKEVIRTUAL, className, javaName, setterDesc(memInfo), false));
         }
         // property = AccessorProperty.create(key, flags, getter, setter);
         mi.invokeStatic(ACCESSORPROPERTY_TYPE, ACCESSORPROPERTY_CREATE, ACCESSORPROPERTY_CREATE_DESC);
@@ -336,7 +334,6 @@
         // stack: Collection
     }
 
-    @SuppressWarnings("deprecation")
     static void linkerAddGetterSetter(final MethodGenerator mi, final String className, final MemberInfo getter, final MemberInfo setter) {
         final String propertyName = getter.getName();
         // stack: Collection
@@ -349,13 +346,13 @@
         mi.push(getter.getAttributes());
         // setup getter method handle
         mi.visitLdcInsn(new Handle(H_INVOKESTATIC, className,
-                getter.getJavaName(), getter.getJavaDesc()));
+                getter.getJavaName(), getter.getJavaDesc(), false));
         // setup setter method handle
         if (setter == null) {
             mi.pushNull();
         } else {
             mi.visitLdcInsn(new Handle(H_INVOKESTATIC, className,
-                    setter.getJavaName(), setter.getJavaDesc()));
+                    setter.getJavaName(), setter.getJavaDesc(), false));
         }
         // property = AccessorProperty.create(key, flags, getter, setter);
         mi.invokeStatic(ACCESSORPROPERTY_TYPE, ACCESSORPROPERTY_CREATE, ACCESSORPROPERTY_CREATE_DESC);
diff -r 8f1986dd9494 -r ae7797bbdf86 nashorn/buildtools/nasgen/src/jdk/nashorn/internal/tools/nasgen/ConstructorGenerator.java
--- a/nashorn/buildtools/nasgen/src/jdk/nashorn/internal/tools/nasgen/ConstructorGenerator.java	Thu Jun 23 20:35:16 2016 +0000
+++ b/nashorn/buildtools/nasgen/src/jdk/nashorn/internal/tools/nasgen/ConstructorGenerator.java	Thu Jun 23 21:13:33 2016 +0000
@@ -178,7 +178,6 @@
         }
     }
 
-    @SuppressWarnings("deprecation")
     private void callSuper(final MethodGenerator mi) {
         String superClass, superDesc;
         mi.loadThis();
@@ -192,7 +191,7 @@
             superClass = SCRIPTFUNCTION_TYPE;
             superDesc = (memberCount > 0) ? SCRIPTFUNCTION_INIT_DESC4 : SCRIPTFUNCTION_INIT_DESC3;
             mi.loadLiteral(constructor.getName());
-            mi.visitLdcInsn(new Handle(H_INVOKESTATIC, scriptClassInfo.getJavaName(), constructor.getJavaName(), constructor.getJavaDesc()));
+            mi.visitLdcInsn(new Handle(H_INVOKESTATIC, scriptClassInfo.getJavaName(), constructor.getJavaName(), constructor.getJavaDesc(), false));
             loadMap(mi);
             mi.memberInfoArray(scriptClassInfo.getJavaName(), specs); //pushes null if specs empty
         }
diff -r 8f1986dd9494 -r ae7797bbdf86 nashorn/buildtools/nasgen/src/jdk/nashorn/internal/tools/nasgen/MethodGenerator.java
--- a/nashorn/buildtools/nasgen/src/jdk/nashorn/internal/tools/nasgen/MethodGenerator.java	Thu Jun 23 20:35:16 2016 +0000
+++ b/nashorn/buildtools/nasgen/src/jdk/nashorn/internal/tools/nasgen/MethodGenerator.java	Thu Jun 23 21:13:33 2016 +0000
@@ -390,7 +390,6 @@
         return EMPTY_LINK_LOGIC_TYPE.equals(type);
     }
 
-    @SuppressWarnings("deprecation")
     void memberInfoArray(final String className, final List<MemberInfo> mis) {
         if (mis.isEmpty()) {
             pushNull();
@@ -405,7 +404,7 @@
             push(pos++);
             visitTypeInsn(NEW, SPECIALIZATION_TYPE);
             dup();
-            visitLdcInsn(new Handle(H_INVOKESTATIC, className, mi.getJavaName(), mi.getJavaDesc()));
+            visitLdcInsn(new Handle(H_INVOKESTATIC, className, mi.getJavaName(), mi.getJavaDesc(), false));
             final Type    linkLogicClass = mi.getLinkLogicClass();
             final boolean linkLogic      = !linkLogicIsEmpty(linkLogicClass);
             final String  ctor           = linkLogic ? SPECIALIZATION_INIT3 : SPECIALIZATION_INIT2;
diff -r 8f1986dd9494 -r ae7797bbdf86 nashorn/samples/checknames.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/nashorn/samples/checknames.js	Thu Jun 23 21:13:33 2016 +0000
@@ -0,0 +1,142 @@
+/*
+ * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ *   - Redistributions of source code must retain the above copyright
+ *     notice, this list of conditions and the following disclaimer.
+ *
+ *   - Redistributions in binary form must reproduce the above copyright
+ *     notice, this list of conditions and the following disclaimer in the
+ *     documentation and/or other materials provided with the distribution.
+ *
+ *   - Neither the name of Oracle nor the names of its
+ *     contributors may be used to endorse or promote products derived
+ *     from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
+ * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+// Simple Java identifier name pattern checker. You can check
+// class, method and variable names in java sources to confirm
+// to specified patterns. Default check functions just check for
+// 'too short' names. You can customize checkXYZName functions to
+// have arbitrary name pattern checks.
+
+// Usage: jjs checknames.js -- <directory>
+
+if (arguments.length == 0) {
+    print("Usage: jjs checknames.js -- <directory>");
+    exit(1);
+}
+
+// Java types used
+var File = Java.type("java.io.File");
+var Files = Java.type("java.nio.file.Files");
+var StringArray = Java.type("java.lang.String[]");
+var ToolProvider = Java.type("javax.tools.ToolProvider");
+var Tree = Java.type("com.sun.source.tree.Tree");
+var Trees = Java.type("com.sun.source.util.Trees");
+var TreeScanner = Java.type("com.sun.source.util.TreeScanner");
+
+// replace these checkXYZ functions with checks you want!
+function checkClassName(name) {
+    return name.length < 3;
+}
+
+function checkMethodName(name) {
+    return name.length < 3;
+}
+
+function checkVarName(name) {
+    return name.length < 3;
+}
+
+function checkNames() {
+    // get the system compiler tool
+    var compiler = ToolProvider.systemJavaCompiler;
+    // get standard file manager
+    var fileMgr = compiler.getStandardFileManager(null, null, null);
+    // Using Java.to convert script array (arguments) to a Java String[]
+    var compUnits = fileMgr.getJavaFileObjects(Java.to(arguments, StringArray));
+    // create a new compilation task
+    var task = compiler.getTask(null, fileMgr, null, null, null, compUnits);
+    var sourcePositions = Trees.instance(task).sourcePositions;
+    // subclass SimpleTreeVisitor
+    var NameChecker = Java.extend(TreeScanner);
+
+    var visitor = new NameChecker() {
+        report: function(node) {
+            var pos = sourcePositions.getStartPosition(this.compUnit, node);
+            var line = this.lineMap.getLineNumber(pos);
+            var col = this.lineMap.getColumnNumber(pos);
+            print("Too short name: " + node.name + " @ " + this.fileName + ":" + line + ":" + col);
+        },
+
+        // override to capture information on current compilation unit
+        visitCompilationUnit: function(compUnit, p) {
+            this.compUnit = compUnit;
+            this.lineMap = compUnit.lineMap;
+            this.fileName = compUnit.sourceFile.name;
+
+            return Java.super(visitor).visitCompilationUnit(compUnit, p);
+        },
+
+        // override to check class name
+        visitClass: function(node, p) {
+            if (checkClassName(node.simpleName.toString())) {
+                this.report(node);
+            }
+
+            return Java.super(visitor).visitClass(node, p);
+        },
+
+        // override to check method name
+        visitMethod: function(node, p) {
+            if (checkMethodName(node.name.toString())) {
+                this.report(node);
+            }
+
+            return Java.super(visitor).visitMethod(node, p);
+        },
+
+        // override to check variable name
+        visitVariable: function(node, p) {
+            if (checkVarName(node.name.toString())) {
+                this.report(node);
+            }
+
+            return Java.super(visitor).visitVariable(node, p);
+        }
+    }
+
+    for each (var cu in task.parse()) {
+        cu.accept(visitor, null);
+    }
+}
+
+// for each ".java" file in directory (recursively).
+function main(dir) {
+    var totalCount = 0;
+    Files.walk(dir.toPath()).
+      forEach(function(p) {
+          var name = p.toFile().absolutePath;
+          if (name.endsWith(".java")) {
+              checkNames(p);
+          }
+      });
+}
+
+main(new File(arguments[0]));
diff -r 8f1986dd9494 -r ae7797bbdf86 nashorn/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/AssertsEnabled.java
--- a/nashorn/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/AssertsEnabled.java	Thu Jun 23 20:35:16 2016 +0000
+++ b/nashorn/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/AssertsEnabled.java	Thu Jun 23 21:13:33 2016 +0000
@@ -28,7 +28,6 @@
 /**
  * Class that exposes the current state of asserts.
  */
-@SuppressWarnings("all")
 public final class AssertsEnabled {
     private static boolean assertsEnabled = false;
     static {
diff -r 8f1986dd9494 -r ae7797bbdf86 nashorn/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/codegen/MethodEmitter.java
--- a/nashorn/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/codegen/MethodEmitter.java	Thu Jun 23 20:35:16 2016 +0000
+++ b/nashorn/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/codegen/MethodEmitter.java	Thu Jun 23 21:13:33 2016 +0000
@@ -32,6 +32,7 @@
 import static jdk.internal.org.objectweb.asm.Opcodes.GETSTATIC;
 import static jdk.internal.org.objectweb.asm.Opcodes.GOTO;
 import static jdk.internal.org.objectweb.asm.Opcodes.H_INVOKESTATIC;
+import static jdk.internal.org.objectweb.asm.Opcodes.H_INVOKEINTERFACE;
 import static jdk.internal.org.objectweb.asm.Opcodes.IFEQ;
 import static jdk.internal.org.objectweb.asm.Opcodes.IFGE;
 import static jdk.internal.org.objectweb.asm.Opcodes.IFGT;
@@ -170,12 +171,10 @@
     }
 
     /** Bootstrap for normal indy:s */
-    @SuppressWarnings("deprecation")
-    private static final Handle LINKERBOOTSTRAP  = new Handle(H_INVOKESTATIC, Bootstrap.BOOTSTRAP.className(), Bootstrap.BOOTSTRAP.name(), Bootstrap.BOOTSTRAP.descriptor());
+    private static final Handle LINKERBOOTSTRAP  = new Handle(H_INVOKESTATIC, Bootstrap.BOOTSTRAP.className(), Bootstrap.BOOTSTRAP.name(), Bootstrap.BOOTSTRAP.descriptor(), false);
 
     /** Bootstrap for array populators */
-    @SuppressWarnings("deprecation")
-    private static final Handle POPULATE_ARRAY_BOOTSTRAP = new Handle(H_INVOKESTATIC, RewriteException.BOOTSTRAP.className(), RewriteException.BOOTSTRAP.name(), RewriteException.BOOTSTRAP.descriptor());
+    private static final Handle POPULATE_ARRAY_BOOTSTRAP = new Handle(H_INVOKESTATIC, RewriteException.BOOTSTRAP.className(), RewriteException.BOOTSTRAP.name(), RewriteException.BOOTSTRAP.descriptor(), false);
 
     /**
      * Constructor - internal use from ClassEmitter only
@@ -1007,10 +1006,10 @@
      *
      * @return the method emitter
      */
-    @SuppressWarnings("deprecation")
     MethodEmitter loadHandle(final String className, final String methodName, final String descName, final EnumSet<Flag> flags) {
+        final int flag = Flag.getValue(flags);
         debug("load handle ");
-        pushType(Type.OBJECT.ldc(method, new Handle(Flag.getValue(flags), className, methodName, descName)));
+        pushType(Type.OBJECT.ldc(method, new Handle(flag, className, methodName, descName, flag == H_INVOKEINTERFACE)));
         return this;
     }
 
diff -r 8f1986dd9494 -r ae7797bbdf86 nashorn/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/objects/Global.java
--- a/nashorn/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/objects/Global.java	Thu Jun 23 20:35:16 2016 +0000
+++ b/nashorn/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/objects/Global.java	Thu Jun 23 21:13:33 2016 +0000
@@ -2474,14 +2474,14 @@
     }
 
     @Override
-    protected FindProperty findProperty(final Object key, final boolean deep, final ScriptObject start) {
-        if (lexicalScope != null && start != this && start.isScope()) {
+    protected FindProperty findProperty(final Object key, final boolean deep, boolean isScope, final ScriptObject start) {
+        if (lexicalScope != null && isScope) {
             final FindProperty find = lexicalScope.findProperty(key, false);
             if (find != null) {
                 return find;
             }
         }
-        return super.findProperty(key, deep, start);
+        return super.findProperty(key, deep, isScope, start);
     }
 
     @Override
@@ -2854,8 +2854,7 @@
             sb.append("$Constructor");
 
             final Class<?> funcClass = Class.forName(sb.toString());
-            @SuppressWarnings("deprecation")
-            final T res = clazz.cast(funcClass.newInstance());
+            final T res = clazz.cast(funcClass.getDeclaredConstructor().newInstance());
 
             if (res instanceof ScriptFunction) {
                 // All global constructor prototypes are not-writable,
@@ -2871,8 +2870,12 @@
             res.setIsBuiltin();
 
             return res;
-        } catch (final ClassNotFoundException | InstantiationException | IllegalAccessException e) {
-            throw new RuntimeException(e);
+        } catch (final Exception e) {
+            if (e instanceof RuntimeException) {
+                throw (RuntimeException)e;
+            } else {
+                throw new RuntimeException(e);
+            }
         }
     }
 
@@ -2882,14 +2885,17 @@
             final String className = PACKAGE_PREFIX + name + "$Prototype";
 
             final Class<?> funcClass = Class.forName(className);
-            @SuppressWarnings("deprecation")
-            final ScriptObject res = (ScriptObject) funcClass.newInstance();
+            final ScriptObject res = (ScriptObject) funcClass.getDeclaredConstructor().newInstance();
 
             res.setIsBuiltin();
             res.setInitialProto(prototype);
             return res;
-        } catch (final ClassNotFoundException | InstantiationException | IllegalAccessException e) {
-            throw new RuntimeException(e);
+        } catch (final Exception e) {
+            if (e instanceof RuntimeException) {
+                throw (RuntimeException)e;
+            } else {
+                throw new RuntimeException(e);
+            }
         }
     }
 
diff -r 8f1986dd9494 -r ae7797bbdf86 nashorn/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/runtime/ScriptObject.java
--- a/nashorn/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/runtime/ScriptObject.java	Thu Jun 23 20:35:16 2016 +0000
+++ b/nashorn/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/runtime/ScriptObject.java	Thu Jun 23 21:13:33 2016 +0000
@@ -775,7 +775,7 @@
      * @return FindPropertyData or null if not found.
      */
     public final FindProperty findProperty(final Object key, final boolean deep) {
-        return findProperty(key, deep, this);
+        return findProperty(key, deep, false, this);
     }
 
     /**
@@ -791,12 +791,12 @@
      * @see jdk.nashorn.internal.objects.NativeArray
      *
      * @param key  Property key.
-     * @param deep Whether the search should look up proto chain.
+     * @param deep true if the search should look up proto chain
+     * @param isScope true if this is a scope access
      * @param start the object on which the lookup was originally initiated
-     *
      * @return FindPropertyData or null if not found.
      */
-    protected FindProperty findProperty(final Object key, final boolean deep, final ScriptObject start) {
+    protected FindProperty findProperty(final Object key, final boolean deep, boolean isScope, final ScriptObject start) {
 
         final PropertyMap selfMap  = getMap();
         final Property    property = selfMap.findProperty(key);
@@ -807,7 +807,7 @@
 
         if (deep) {
             final ScriptObject myProto = getProto();
-            final FindProperty find = myProto == null ? null : myProto.findProperty(key, true, start);
+            final FindProperty find = myProto == null ? null : myProto.findProperty(key, true, isScope, start);
             // checkSharedProtoMap must be invoked after myProto.checkSharedProtoMap to propagate
             // shared proto invalidation up the prototype chain. It also must be invoked when prototype is null.
             checkSharedProtoMap();
@@ -1977,7 +1977,7 @@
             return findMegaMorphicGetMethod(desc, name, operation == StandardOperation.GET_METHOD);
         }
 
-        final FindProperty find = findProperty(name, true);
+        final FindProperty find = findProperty(name, true, NashornCallSiteDescriptor.isScope(desc), this);
         MethodHandle mh;
 
         if (find == null) {
@@ -2035,7 +2035,7 @@
     }
 
     private static GuardedInvocation findMegaMorphicGetMethod(final CallSiteDescriptor desc, final String name, final boolean isMethod) {
-        Context.getContextTrusted().getLogger(ObjectClassGenerator.class).warning("Megamorphic getter: " + desc + " " + name + " " +isMethod);
+        Context.getContextTrusted().getLogger(ObjectClassGenerator.class).warning("Megamorphic getter: ", desc, " ", name + " ", isMethod);
         final MethodHandle invoker = MH.insertArguments(MEGAMORPHIC_GET, 1, name, isMethod, NashornCallSiteDescriptor.isScope(desc));
         final MethodHandle guard   = getScriptObjectGuard(desc.getMethodType(), true);
         return new GuardedInvocation(invoker, guard);
@@ -2043,7 +2043,7 @@
 
     @SuppressWarnings("unused")
     private Object megamorphicGet(final String key, final boolean isMethod, final boolean isScope) {
-        final FindProperty find = findProperty(key, true);
+        final FindProperty find = findProperty(key, true, isScope, this);
         if (find != null) {
             return find.getObjectValue();
         }
@@ -2181,7 +2181,7 @@
          *
          * toString = function() { print("global toString"); } // don't affect Object.prototype.toString
          */
-        FindProperty find = findProperty(name, true, this);
+        FindProperty find = findProperty(name, true, NashornCallSiteDescriptor.isScope(desc), this);
 
         // If it's not a scope search, then we don't want any inherited properties except those with user defined accessors.
         if (find != null && find.isInherited() && !find.getProperty().isAccessorProperty()) {
@@ -2258,6 +2258,7 @@
     }
 
     private GuardedInvocation findMegaMorphicSetMethod(final CallSiteDescriptor desc, final String name) {
+        Context.getContextTrusted().getLogger(ObjectClassGenerator.class).warning("Megamorphic setter: ", desc, " ", name);
         final MethodType        type = desc.getMethodType().insertParameterTypes(1, Object.class);
         //never bother with ClassCastExceptionGuard for megamorphic callsites
         final GuardedInvocation inv = findSetIndexMethod(getClass(), desc, false, type);
@@ -2734,7 +2735,7 @@
         if (isValidArrayIndex(index)) {
             for (ScriptObject object = this; ; ) {
                 if (object.getMap().containsArrayKeys()) {
-                    final FindProperty find = object.findProperty(key, false, this);
+                    final FindProperty find = object.findProperty(key, false);
 
                     if (find != null) {
                         return getIntValue(find, programPoint);
@@ -2805,7 +2806,7 @@
         if (isValidArrayIndex(index)) {
             for (ScriptObject object = this; ; ) {
                 if (object.getMap().containsArrayKeys()) {
-                    final FindProperty find = object.findProperty(key, false, this);
+                    final FindProperty find = object.findProperty(key, false);
                     if (find != null) {
                         return getDoubleValue(find, programPoint);
                     }
@@ -2875,7 +2876,7 @@
         if (isValidArrayIndex(index)) {
             for (ScriptObject object = this; ; ) {
                 if (object.getMap().containsArrayKeys()) {
-                    final FindProperty find = object.findProperty(key, false, this);
+                    final FindProperty find = object.findProperty(key, false);
 
                     if (find != null) {
                         return find.getObjectValue();
diff -r 8f1986dd9494 -r ae7797bbdf86 nashorn/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/runtime/ScriptRuntime.java
--- a/nashorn/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/runtime/ScriptRuntime.java	Thu Jun 23 20:35:16 2016 +0000
+++ b/nashorn/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/runtime/ScriptRuntime.java	Thu Jun 23 21:13:33 2016 +0000
@@ -704,7 +704,17 @@
 
         if (property != null) {
             if (obj instanceof ScriptObject) {
-                obj = ((ScriptObject)obj).get(property);
+                // this is a scope identifier
+                assert property instanceof String;
+                final ScriptObject sobj = (ScriptObject) obj;
+
+                final FindProperty find = sobj.findProperty(property, true, true, sobj);
+                if (find != null) {
+                    obj = find.getObjectValue();
+                } else {
+                    obj = sobj.invokeNoSuchProperty(property, false, UnwarrantedOptimismException.INVALID_PROGRAM_POINT);
+                }
+
                 if(Global.isLocationPropertyPlaceholder(obj)) {
                     if(CompilerConstants.__LINE__.name().equals(property)) {
                         obj = 0;
diff -r 8f1986dd9494 -r ae7797bbdf86 nashorn/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/runtime/WithObject.java
--- a/nashorn/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/runtime/WithObject.java	Thu Jun 23 20:35:16 2016 +0000
+++ b/nashorn/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/runtime/WithObject.java	Thu Jun 23 21:13:33 2016 +0000
@@ -193,20 +193,20 @@
      *
      * @param key  Property key.
      * @param deep Whether the search should look up proto chain.
+     * @param isScope true if is this a scope access
      * @param start the object on which the lookup was originally initiated
-     *
      * @return FindPropertyData or null if not found.
      */
     @Override
-    protected FindProperty findProperty(final Object key, final boolean deep, final ScriptObject start) {
+    protected FindProperty findProperty(final Object key, final boolean deep, boolean isScope, final ScriptObject start) {
         // We call findProperty on 'expression' with 'expression' itself as start parameter.
         // This way in ScriptObject.setObject we can tell the property is from a 'with' expression
         // (as opposed from another non-scope object in the proto chain such as Object.prototype).
-        final FindProperty exprProperty = expression.findProperty(key, true, expression);
+        final FindProperty exprProperty = expression.findProperty(key, true, false, expression);
         if (exprProperty != null) {
              return exprProperty;
         }
-        return super.findProperty(key, deep, start);
+        return super.findProperty(key, deep, isScope, start);
     }
 
     @Override
diff -r 8f1986dd9494 -r ae7797bbdf86 nashorn/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/runtime/linker/JavaAdapterBytecodeGenerator.java
--- a/nashorn/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/runtime/linker/JavaAdapterBytecodeGenerator.java	Thu Jun 23 20:35:16 2016 +0000
+++ b/nashorn/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/runtime/linker/JavaAdapterBytecodeGenerator.java	Thu Jun 23 21:13:33 2016 +0000
@@ -191,18 +191,16 @@
     private static final Call RUN = interfaceCallNoLookup(Runnable.class, "run", void.class);
 
     // ASM handle to the bootstrap method
-    @SuppressWarnings("deprecation")
     private static final Handle BOOTSTRAP_HANDLE = new Handle(H_INVOKESTATIC,
             Type.getInternalName(JavaAdapterServices.class), "bootstrap",
             MethodType.methodType(CallSite.class, Lookup.class, String.class,
-                    MethodType.class, int.class).toMethodDescriptorString());
+                    MethodType.class, int.class).toMethodDescriptorString(), false);
 
     // ASM handle to the bootstrap method for array populator
-    @SuppressWarnings("deprecation")
     private static final Handle CREATE_ARRAY_BOOTSTRAP_HANDLE = new Handle(H_INVOKESTATIC,
             Type.getInternalName(JavaAdapterServices.class), "createArrayBootstrap",
             MethodType.methodType(CallSite.class, Lookup.class, String.class,
-                    MethodType.class).toMethodDescriptorString());
+                    MethodType.class).toMethodDescriptorString(), false);
 
     // Field type names used in the generated bytecode
     private static final String SCRIPT_OBJECT_TYPE_DESCRIPTOR = SCRIPT_OBJECT_TYPE.getDescriptor();
@@ -1061,13 +1059,12 @@
         endMethod(mv);
     }
 
-    @SuppressWarnings("deprecation")
     private void generateFinalizerOverride() {
         final InstructionAdapter mv = new InstructionAdapter(cw.visitMethod(ACC_PUBLIC, "finalize",
                 VOID_METHOD_DESCRIPTOR, null, null));
         // Overridden finalizer will take a MethodHandle to the finalizer delegating method, ...
         mv.aconst(new Handle(Opcodes.H_INVOKESTATIC, generatedClassName, FINALIZER_DELEGATE_NAME,
-                FINALIZER_DELEGATE_METHOD_DESCRIPTOR));
+                FINALIZER_DELEGATE_METHOD_DESCRIPTOR, false));
         mv.visitVarInsn(ALOAD, 0);
         // ...and invoke it through JavaAdapterServices.invokeNoPermissions
         INVOKE_NO_PERMISSIONS.invoke(mv);
diff -r 8f1986dd9494 -r ae7797bbdf86 nashorn/test/src/jdk/nashorn/internal/runtime/test/LexicalBindingTest.java
--- a/nashorn/test/src/jdk/nashorn/internal/runtime/test/LexicalBindingTest.java	Thu Jun 23 20:35:16 2016 +0000
+++ b/nashorn/test/src/jdk/nashorn/internal/runtime/test/LexicalBindingTest.java	Thu Jun 23 21:13:33 2016 +0000
@@ -46,8 +46,8 @@
 public class LexicalBindingTest {
 
     final static String LANGUAGE_ES6 = "--language=es6";
-    final static int NUMBER_OF_CONTEXTS = 20;
-    final static int MEGAMORPHIC_LOOP_COUNT = 20;
+    final static int NUMBER_OF_CONTEXTS = 40;
+    final static int MEGAMORPHIC_LOOP_COUNT = 40;
 
     /**
      * Test access to global var-declared variables for shared script classes with multiple globals.
@@ -57,19 +57,21 @@
         final NashornScriptEngineFactory factory = new NashornScriptEngineFactory();
         final ScriptEngine e = factory.getScriptEngine();
         final ScriptContext[] contexts = new ScriptContext[NUMBER_OF_CONTEXTS];
-        final String sharedScript = "foo";
+        final String sharedScript1 = "foo";
+        final String sharedScript2 = "bar = foo; bar";
 
 
         for (int i = 0; i < NUMBER_OF_CONTEXTS; i++) {
             final ScriptContext context = contexts[i] = new SimpleScriptContext();
             final Bindings b = e.createBindings();
             context.setBindings(b, ScriptContext.ENGINE_SCOPE);
-            assertEquals(e.eval("var foo = '" + i + "';", context), null);
+            assertEquals(e.eval("var foo = '" + i + "'; var bar;", context), null);
         }
 
         for (int i = 0; i < NUMBER_OF_CONTEXTS; i++) {
             final ScriptContext context = contexts[i];
-            assertEquals(e.eval(sharedScript, context), String.valueOf(i));
+            assertEquals(e.eval(sharedScript1, context), String.valueOf(i));
+            assertEquals(e.eval(sharedScript2, context), String.valueOf(i));
         }
     }
 
@@ -81,19 +83,21 @@
         final NashornScriptEngineFactory factory = new NashornScriptEngineFactory();
         final ScriptEngine e = factory.getScriptEngine(LANGUAGE_ES6);
         final ScriptContext[] contexts = new ScriptContext[NUMBER_OF_CONTEXTS];
-        final String sharedScript = "foo";
+        final String sharedScript1 = "foo";
+        final String sharedScript2 = "bar = foo; bar";
 
 
         for (int i = 0; i < NUMBER_OF_CONTEXTS; i++) {
             final ScriptContext context = contexts[i] = new SimpleScriptContext();
             final Bindings b = e.createBindings();
             context.setBindings(b, ScriptContext.ENGINE_SCOPE);
-            assertEquals(e.eval("let foo = '" + i + "';", context), null);
+            assertEquals(e.eval("let foo = '" + i + "'; let bar; ", context), null);
         }
 
         for (int i = 0; i < NUMBER_OF_CONTEXTS; i++) {
             final ScriptContext context = contexts[i];
-            assertEquals(e.eval(sharedScript, context), String.valueOf(i));
+            assertEquals(e.eval(sharedScript1, context), String.valueOf(i));
+            assertEquals(e.eval(sharedScript2, context), String.valueOf(i));
         }
     }
 
@@ -182,6 +186,27 @@
         assertEquals(e.eval(sharedScript, newCtxt), "newer context");
     }
 
+    /**
+     * Make sure lexically defined variables are accessible in other scripts.
+     */
+    @Test
+    public void lexicalScopeTest() throws ScriptException {
+        final NashornScriptEngineFactory factory = new NashornScriptEngineFactory();
+        final ScriptEngine e = factory.getScriptEngine(LANGUAGE_ES6);
+
+        e.eval("let x; const y = 'world';");
+
+        assertEquals(e.eval("x = 'hello'"), "hello");
+        assertEquals(e.eval("typeof x"), "string");
+        assertEquals(e.eval("typeof y"), "string");
+        assertEquals(e.eval("x"), "hello");
+        assertEquals(e.eval("y"), "world");
+        assertEquals(e.eval("typeof this.x"), "undefined");
+        assertEquals(e.eval("typeof this.y"), "undefined");
+        assertEquals(e.eval("this.x"), null);
+        assertEquals(e.eval("this.y"), null);
+    }
+
     private static class ScriptRunner implements Runnable {
 
         final ScriptEngine engine;