src/third_party/mozjs-45/js/src/jit-test/tests/ion/bug1139376.js

// |jit-test| error:ReferenceError

(function() {
    var $10=0;
    while (1) {
      switch (stack.label & 2) {
       case 1:
        return $8|0;
       case 49:
        if ($10) {}
    }
  }
})()()