1 files changed, 11 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/ion/bug691603.js b/js/src/jit-test/tests/ion/bug691603.js
new file mode 100644
index 0000000000..6c27b80e8a
--- /dev/null
+++ b/js/src/jit-test/tests/ion/bug691603.js
@@ -0,0 +1,11 @@
+// |jit-test| error: ReferenceError
+function bitsinbyte(b) {
+    while(m<0x100) {    }
+}
+function TimeFunc(func) {
+    for(var y=0; y<256; y++) func(y);
+}
+function nestedExit2() {
+    TimeFunc(bitsinbyte);
+}
+assertEq(nestedExit2(), "ok");