1 files changed, 12 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/basic/testBug634590.js b/js/src/jit-test/tests/basic/testBug634590.js
new file mode 100644
index 000000000..32df4f3bd
--- /dev/null
+++ b/js/src/jit-test/tests/basic/testBug634590.js
@@ -0,0 +1,12 @@
+this.name = "outer";
+var sb = evalcx('');
+sb.name = "inner";
+sb.parent = this;
+function f() { return this.name; }
+assertEq(evalcx('this.f = parent.f;\n' +
+                'var s = "";\n' +
+                'for (i = 0; i < 10; ++i)\n' +
+                '  s += f();\n' +
+                's',
+                sb),
+	 "outerouterouterouterouterouterouterouterouterouter");