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// 'var' is allowed to redeclare parameters.
function f1(a = 0) {
var a;
}
// 'let' and 'const' at body-level are not allowed to redeclare parameters.
assertThrowsInstanceOf(() => {
eval(`function f2(a = 0) {
let a;
}`);
}, SyntaxError);
assertThrowsInstanceOf(() => {
eval(`function f3(a = 0) {
const a;
}`);
}, SyntaxError);
if (typeof reportCompare === "function")
reportCompare(true, true);