1 files changed, 12 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/ion/bug1060387.js b/js/src/jit-test/tests/ion/bug1060387.js
new file mode 100644
index 0000000000..27d43a8c50
--- /dev/null
+++ b/js/src/jit-test/tests/ion/bug1060387.js
@@ -0,0 +1,12 @@
+function foo() {
+    var obj = new Object();
+    var index = [-0, 2147483648, 1073741825];
+    for (var j in index) {
+        testProperty(index[j]);
+    }
+    function testProperty(i) {
+        obj[i] = '' + i;
+    }
+    assertEq(JSON.stringify(obj), '{"0":"0","1073741825":"1073741825","2147483648":"2147483648"}');
+}
+foo();