1 files changed, 33 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/global-code/script-decl-lex-var.js b/js/src/tests/test262/language/global-code/script-decl-lex-var.js
new file mode 100644
index 0000000000..41d413068e
--- /dev/null
+++ b/js/src/tests/test262/language/global-code/script-decl-lex-var.js
@@ -0,0 +1,33 @@
+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-globaldeclarationinstantiation
+es6id: 15.1.8
+description: Let binding collision with existing var declaration
+info: |
+  [...]
+  5. For each name in lexNames, do
+     a. If envRec.HasVarDeclaration(name) is true, throw a SyntaxError
+        exception.
+---*/
+
+var test262Var;
+function test262Fn() {}
+
+assert.throws(SyntaxError, function() {
+  $262.evalScript('var x; let test262Var;');
+}, 'variable');
+
+assert.throws(ReferenceError, function() {
+  x;
+}, 'no bindings created (script shadowing variable)');
+
+assert.throws(SyntaxError, function() {
+  $262.evalScript('var x; let test262Fn;');
+}, 'function');
+
+assert.throws(ReferenceError, function() {
+  x;
+}, 'no bindings created (script shadowing function)');
+
+reportCompare(0, 0);