Run results for: return err vs throw err

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:143.0) Gecko/20100101 Firefox/143.0

Browser: Firefox 143

Operating system: Mac OS X 10.15

Device Platform: Desktop

Date tested: 7 months ago

Test name	Executions per second
return err	1383791.1 Ops/sec
throw err	1224040.2 Ops/sec

Script Preparation code:

function returnErr() {
	return new Error('err');
}

async function returnAsyncErr() {
	await Promise.resolve();
	return new Error('err');
}

function throwErr() {
	throw new Error('err');
}

async function throwAsyncErr() {
	await Promise.resolve();
	throw new Error('err');
}

Tests:

return err
let resultErr = returnErr();
throw err
try { throwErr(); } catch (err) { let resultErr = err; }