1 files changed, 11 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/ion/bug691747.js b/js/src/jit-test/tests/ion/bug691747.js
new file mode 100644
index 0000000000..117899d69d
--- /dev/null
+++ b/js/src/jit-test/tests/ion/bug691747.js
@@ -0,0 +1,11 @@
+function reportCompare(actual) { return - ++actual + "'"; }
+var UBound = 0;
+var actualvalues = [];
+for (var li = 0; li < 6; ++li) addThis();
+function addThis() {
+  UBound++;
+  for (var i=0; i<UBound; i++)  {
+    reportCompare(actualvalues[i]);
+  }
+}
+for (var li = 0; li < 3; ++li) addThis();