Function f4_string

deps/v8/test/mjsunit/switch.js:131–139

(tag, x)

assertEquals(5, f4(3), "fallthrough-switch.3");

function f4_string(tag, x) {
  switch(tag) {
    case 'zero':
      x++;
    case 'two':
      x++;
  }
  return x;
}

// Symbols
assertEquals(2, f4_string('zero', 0), "fallthrough-string-switch.0");