const a = x => {
  for (let _x of {}) _x;
};
const b = x => {
  for (const _x2 in []) _x2;
};
const c = x => {
  for (let _x3 = 0;;) _x3;
};
const d = () => {
  let x;
  for (let x of {}) x;
};
const e = x => {
  for (let _x4 of {}) {
    let x;
    x;
  }
};
