1 files changed, 20 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/ion/bug863755.js b/js/src/jit-test/tests/ion/bug863755.js
new file mode 100644
index 0000000000..6c59de480d
--- /dev/null
+++ b/js/src/jit-test/tests/ion/bug863755.js
@@ -0,0 +1,20 @@
+function TestCase( e, a) {
+      getTestCaseResult(e, a);
+}
+function getTestCaseResult(expected, actual) {}
+var msPerSecond =  1000;
+var TIME_0000  = (function () {  })();
+var now = new Date();
+var TIME_NOW = now.valueOf();
+function msFromTime(t) {
+    var ms = t % msPerSecond;
+    return ((ms < 0) ? msPerSecond + ms : ms );
+}
+new TestCase(false,  eval("true, false"));
+addTestCase( TIME_NOW );
+addTestCase( TIME_0000 );
+function addTestCase( t ) {
+    for ( m = 0; m <= 1000; m+=100 ) {
+        new TestCase(msFromTime(t), (new Date(t)).getMilliseconds());
+    }
+}