0-README.md

$ time node main1.js > /dev/null
real    6.379
system  0.843
user    2.187

$ time node main2.js > /dev/null
real    4.608
system  0.812
user    1.921

main1.js

const foo000 = () => {
	foo001();
}
const foo001 = () => {
	foo002();
}
const foo002 = () => {
	foo003();
}
const foo003 = () => {
	foo004();
}
const foo004 = () => {
	foo005();
}
const foo005 = () => {
	foo006();
}
const foo006 = () => {
	foo007();
}
const foo007 = () => {
	foo008();
}
const foo008 = () => {
	foo009();
}
const foo009 = () => {
	foo010();
}
const foo010 = () => {
	foo011();
}
const foo011 = () => {
	foo012();
}
const foo012 = () => {
	foo013();
}
const foo013 = () => {
	foo014();
}
const foo014 = () => {
	foo015();
}
const foo015 = () => {
	foo016();
}
const foo016 = () => {
	foo017();
}
const foo017 = () => {
	foo018();
}
const foo018 = () => {
	foo019();
}
const foo019 = () => {
	foo020();
}
const foo020 = () => {
	foo021();
}
const foo021 = () => {
	foo022();
}
const foo022 = () => {
	foo023();
}
const foo023 = () => {
	foo024();
}
const foo024 = () => {
	foo025();
}
const foo025 = () => {
	foo026();
}
const foo026 = () => {
	foo027();
}
const foo027 = () => {
	foo028();
}
const foo028 = () => {
	foo029();
}
const foo029 = () => {
	foo030();
}
const foo030 = () => {
	foo031();
}
const foo031 = () => {
	foo032();
}
const foo032 = () => {
	foo033();
}
const foo033 = () => {
	foo034();
}
const foo034 = () => {
	foo035();
}
const foo035 = () => {
	foo036();
}
const foo036 = () => {
	foo037();
}
const foo037 = () => {
	foo038();
}
const foo038 = () => {
	foo039();
}
const foo039 = () => {
	foo040();
}
const foo040 = () => {
	foo041();
}
const foo041 = () => {
	foo042();
}
const foo042 = () => {
	foo043();
}
const foo043 = () => {
	foo044();
}
const foo044 = () => {
	foo045();
}
const foo045 = () => {
	foo046();
}
const foo046 = () => {
	foo047();
}
const foo047 = () => {
	foo048();
}
const foo048 = () => {
	foo049();
}
const foo049 = () => {
	foo050();
}
const foo050 = () => {
	foo051();
}
const foo051 = () => {
	foo052();
}
const foo052 = () => {
	foo053();
}
const foo053 = () => {
	foo054();
}
const foo054 = () => {
	foo055();
}
const foo055 = () => {
	foo056();
}
const foo056 = () => {
	foo057();
}
const foo057 = () => {
	foo058();
}
const foo058 = () => {
	foo059();
}
const foo059 = () => {
	foo060();
}
const foo060 = () => {
	foo061();
}
const foo061 = () => {
	foo062();
}
const foo062 = () => {
	foo063();
}
const foo063 = () => {
	foo064();
}
const foo064 = () => {
	foo065();
}
const foo065 = () => {
	foo066();
}
const foo066 = () => {
	foo067();
}
const foo067 = () => {
	foo068();
}
const foo068 = () => {
	foo069();
}
const foo069 = () => {
	foo070();
}
const foo070 = () => {
	foo071();
}
const foo071 = () => {
	foo072();
}
const foo072 = () => {
	foo073();
}
const foo073 = () => {
	foo074();
}
const foo074 = () => {
	foo075();
}
const foo075 = () => {
	foo076();
}
const foo076 = () => {
	foo077();
}
const foo077 = () => {
	foo078();
}
const foo078 = () => {
	foo079();
}
const foo079 = () => {
	foo080();
}
const foo080 = () => {
	foo081();
}
const foo081 = () => {
	foo082();
}
const foo082 = () => {
	foo083();
}
const foo083 = () => {
	foo084();
}
const foo084 = () => {
	foo085();
}
const foo085 = () => {
	foo086();
}
const foo086 = () => {
	foo087();
}
const foo087 = () => {
	foo088();
}
const foo088 = () => {
	foo089();
}
const foo089 = () => {
	foo090();
}
const foo090 = () => {
	foo091();
}
const foo091 = () => {
	foo092();
}
const foo092 = () => {
	foo093();
}
const foo093 = () => {
	foo094();
}
const foo094 = () => {
	foo095();
}
const foo095 = () => {
	foo096();
}
const foo096 = () => {
	foo097();
}
const foo097 = () => {
	foo098();
}
const foo098 = () => {
	foo099();
}
const foo099 = () => {
	foo100();
}
const foo100 = () => {
	console.log('done');
}

for (let i = 0; i < 50000; i++) foo000();

main2.js

function foo000() {
	foo001();
}
function foo001() {
	foo002();
}
function foo002() {
	foo003();
}
function foo003() {
	foo004();
}
function foo004() {
	foo005();
}
function foo005() {
	foo006();
}
function foo006() {
	foo007();
}
function foo007() {
	foo008();
}
function foo008() {
	foo009();
}
function foo009() {
	foo010();
}
function foo010() {
	foo011();
}
function foo011() {
	foo012();
}
function foo012() {
	foo013();
}
function foo013() {
	foo014();
}
function foo014() {
	foo015();
}
function foo015() {
	foo016();
}
function foo016() {
	foo017();
}
function foo017() {
	foo018();
}
function foo018() {
	foo019();
}
function foo019() {
	foo020();
}
function foo020() {
	foo021();
}
function foo021() {
	foo022();
}
function foo022() {
	foo023();
}
function foo023() {
	foo024();
}
function foo024() {
	foo025();
}
function foo025() {
	foo026();
}
function foo026() {
	foo027();
}
function foo027() {
	foo028();
}
function foo028() {
	foo029();
}
function foo029() {
	foo030();
}
function foo030() {
	foo031();
}
function foo031() {
	foo032();
}
function foo032() {
	foo033();
}
function foo033() {
	foo034();
}
function foo034() {
	foo035();
}
function foo035() {
	foo036();
}
function foo036() {
	foo037();
}
function foo037() {
	foo038();
}
function foo038() {
	foo039();
}
function foo039() {
	foo040();
}
function foo040() {
	foo041();
}
function foo041() {
	foo042();
}
function foo042() {
	foo043();
}
function foo043() {
	foo044();
}
function foo044() {
	foo045();
}
function foo045() {
	foo046();
}
function foo046() {
	foo047();
}
function foo047() {
	foo048();
}
function foo048() {
	foo049();
}
function foo049() {
	foo050();
}
function foo050() {
	foo051();
}
function foo051() {
	foo052();
}
function foo052() {
	foo053();
}
function foo053() {
	foo054();
}
function foo054() {
	foo055();
}
function foo055() {
	foo056();
}
function foo056() {
	foo057();
}
function foo057() {
	foo058();
}
function foo058() {
	foo059();
}
function foo059() {
	foo060();
}
function foo060() {
	foo061();
}
function foo061() {
	foo062();
}
function foo062() {
	foo063();
}
function foo063() {
	foo064();
}
function foo064() {
	foo065();
}
function foo065() {
	foo066();
}
function foo066() {
	foo067();
}
function foo067() {
	foo068();
}
function foo068() {
	foo069();
}
function foo069() {
	foo070();
}
function foo070() {
	foo071();
}
function foo071() {
	foo072();
}
function foo072() {
	foo073();
}
function foo073() {
	foo074();
}
function foo074() {
	foo075();
}
function foo075() {
	foo076();
}
function foo076() {
	foo077();
}
function foo077() {
	foo078();
}
function foo078() {
	foo079();
}
function foo079() {
	foo080();
}
function foo080() {
	foo081();
}
function foo081() {
	foo082();
}
function foo082() {
	foo083();
}
function foo083() {
	foo084();
}
function foo084() {
	foo085();
}
function foo085() {
	foo086();
}
function foo086() {
	foo087();
}
function foo087() {
	foo088();
}
function foo088() {
	foo089();
}
function foo089() {
	foo090();
}
function foo090() {
	foo091();
}
function foo091() {
	foo092();
}
function foo092() {
	foo093();
}
function foo093() {
	foo094();
}
function foo094() {
	foo095();
}
function foo095() {
	foo096();
}
function foo096() {
	foo097();
}
function foo097() {
	foo098();
}
function foo098() {
	foo099();
}
function foo099() {
	foo100();
}
function foo100() {
	console.log('done');
}

for (let i = 0; i < 50000; i++) foo000();