src/third_party/mozjs-45/js/src/jit-test/tests/jaeger/bug554675-2.js

function a(code) {
  var f = new Function("for each(let x in[false,'',/x/,'',{}]){if(x<x){(({}))}else if(x){}else{}}");
  try {
    f()
  } catch(e) {}
}
a()
a()

/* Don't crash (CLI only). */