From e287ff4ec907bfb39052cb1516ba2d81381415db Mon Sep 17 00:00:00 2001
From: Athijegannathan Sundararajan <sundar@openjdk.org>
Date: Wed, 18 Sep 2013 13:06:17 +0530
Subject: [PATCH] 8024972: for (LeftHandSideExpression in Expression) crashes
 the compiler

Reviewed-by: lagergren, hannesw
---
 .../internal/codegen/CodeGenerator.java       |  1 -
 nashorn/test/script/basic/JDK-8024972.js      | 43 +++++++++++++++++++
 .../test/script/basic/JDK-8024972.js.EXPECTED |  6 +++
 3 files changed, 49 insertions(+), 1 deletion(-)
 create mode 100644 nashorn/test/script/basic/JDK-8024972.js
 create mode 100644 nashorn/test/script/basic/JDK-8024972.js.EXPECTED

diff --git a/nashorn/src/jdk/nashorn/internal/codegen/CodeGenerator.java b/nashorn/src/jdk/nashorn/internal/codegen/CodeGenerator.java
index 809b2ec21e2..6307e2f9dbe 100644
--- a/nashorn/src/jdk/nashorn/internal/codegen/CodeGenerator.java
+++ b/nashorn/src/jdk/nashorn/internal/codegen/CodeGenerator.java
@@ -852,7 +852,6 @@ final class CodeGenerator extends NodeOperatorVisitor<CodeGeneratorLexicalContex
         final Label  loopLabel = new Label("loop");
 
         final Expression init = forNode.getInit();
-        assert init instanceof IdentNode;
 
         load(modify);
         assert modify.getType().isObject();
diff --git a/nashorn/test/script/basic/JDK-8024972.js b/nashorn/test/script/basic/JDK-8024972.js
new file mode 100644
index 00000000000..2e940812cf6
--- /dev/null
+++ b/nashorn/test/script/basic/JDK-8024972.js
@@ -0,0 +1,43 @@
+/*
+ * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ * 
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ * 
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ * 
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ * 
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/**
+ * JDK-8024972: for (LeftHandSideExpression in Expression) crashes the compiler
+ *
+ * @test
+ * @run
+ */
+
+var obj = {};
+
+var arr = [2, 45, -1, 445];
+for (obj.x in arr) {
+    print(obj.x + "->"+ arr[obj.x]);
+}
+
+var abc = { foo: 'bar', hello: 'world' };
+for (obj.x in abc) {
+    print(obj.x + "->" + abc[obj.x]);
+}
+
+for (obj.x in 0) {}
diff --git a/nashorn/test/script/basic/JDK-8024972.js.EXPECTED b/nashorn/test/script/basic/JDK-8024972.js.EXPECTED
new file mode 100644
index 00000000000..aa4692fb2cc
--- /dev/null
+++ b/nashorn/test/script/basic/JDK-8024972.js.EXPECTED
@@ -0,0 +1,6 @@
+0->2
+1->45
+2->-1
+3->445
+foo->bar
+hello->world