repro_jit_mixed_upvalues_return.cjs
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repro_jit_mixed_upvalues_return.cjs
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	function factory(prefix) {
	return function handle(n) {
	let count = n + 1;
	let state = { value: prefix + ':' + n };
	let items = [prefix, n];

	function trimPrefix(x) {
	return x + ':' + items[0];
	}

	function next() {
	return state.value + '\|' + count + '\|' + trimPrefix('ok');
	}

	return next;
	};
	}

	const handle = factory('root');

	for (let i = 0; i < 150; i++) {
	const fn = handle(i);
	if (fn() !== `root:${i}\|${i + 1}\|ok:root`) {
	throw new Error(`warmup mismatch at ${i}: ${fn()}`);
	}
	}

	const next = handle(7);
	const got = next();
	const want = 'root:7\|8\|ok:root';
	if (got !== want) {
	throw new Error(`expected ${want}, got ${got}`);
	}

	console.log('OK: mixed upvalue returned closure survived', got);