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// Make sure duplicated name is allowed in non-strict.
function f0(a, a) {
}
// SyntaxError should be thrown if rest parameter name is duplicated.
assertThrowsInstanceOf(() => eval(`
function f1(a, ...a) {
}
`), SyntaxError);
// SyntaxError should be thrown if there is a duplicated parameter.
assertThrowsInstanceOf(() => eval(`
function f2(a, a, ...b) {
}
`), SyntaxError);
reportCompare(0, 0, 'ok');