howdeep.js

var i = 0;
function f() {
    i++;
    return f() + 1;
}

try {
    f();
} catch (exc) {
}

print("simple interpreter calls: " + i);


var i = 0;
function g() {
    i++;
    return g.call() + 1;
}

try {
    g();
} catch (exc) {
}

print("via function.call: " + i);