1 files changed, 10 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/ion/bug724530.js b/js/src/jit-test/tests/ion/bug724530.js
new file mode 100644
index 0000000000..47b0a892c4
--- /dev/null
+++ b/js/src/jit-test/tests/ion/bug724530.js
@@ -0,0 +1,10 @@
+function fannkuch() {
+    var perm = [];
+    var k = undefined;
+    for (var j = 0; j < 50; j++) {
+        for (var i = 0; i < 0; i++) {
+            perm[k - 1] = 0;
+        }
+    }
+}
+fannkuch();