diff -r 000000000000 -r 6474c204b198 js/src/tests/ecma_5/strict/15.10.7.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/tests/ecma_5/strict/15.10.7.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,43 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+
+/*
+ * Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/licenses/publicdomain/
+ */
+
+assertEq(testLenientAndStrict('var r = /foo/; r.source = "bar"; r.source',
+                              returns("foo"), raisesException(TypeError)),
+         true);
+assertEq(testLenientAndStrict('var r = /foo/; delete r.source',
+                              returns(false), raisesException(TypeError)),
+         true);
+
+assertEq(testLenientAndStrict('var r = /foo/; r.global = true; r.global',
+                              returns(false), raisesException(TypeError)),
+         true);
+assertEq(testLenientAndStrict('var r = /foo/; delete r.global',
+                              returns(false), raisesException(TypeError)),
+         true);
+
+assertEq(testLenientAndStrict('var r = /foo/; r.ignoreCase = true; r.ignoreCase',
+                              returns(false), raisesException(TypeError)),
+         true);
+assertEq(testLenientAndStrict('var r = /foo/; delete r.ignoreCase',
+                              returns(false), raisesException(TypeError)),
+         true);
+
+assertEq(testLenientAndStrict('var r = /foo/; r.multiline = true; r.multiline',
+                              returns(false), raisesException(TypeError)),
+         true);
+assertEq(testLenientAndStrict('var r = /foo/; delete r.multiline',
+                              returns(false), raisesException(TypeError)),
+         true);
+
+assertEq(testLenientAndStrict('var r = /foo/; r.lastIndex = 42; r.lastIndex',
+                              returns(42), returns(42)),
+         true);
+assertEq(testLenientAndStrict('var r = /foo/; delete r.lastIndex',
+                              returns(false), raisesException(TypeError)),
+         true);
+
+reportCompare(true, true);