src/third_party/mozjs-45/js/src/jit-test/tests/closures/flat-closure-2.js

actual = '';
expected = 'nocrash,';

let z = {};
for (var i = 0; i < 4; ++i) {
    for each (var e in [{}, 1, {}]) {
        +(function () z)();
    }
}

appendToActual('nocrash')


assertEq(actual, expected)