Function test

test/test_utf8_bench.c:15–24

EM_JS_DEPS(deps, "$UTF8ToString,emscripten_get_now");

double test(const char *str) {
  double res = EM_ASM_DOUBLE({
    var t0 = _emscripten_get_now();
    var str = UTF8ToString($0);
    var t1 = _emscripten_get_now();
    // out('t: ' + (t1 - t0) + ', len(result): ' + str.length + ', result: ' + str.slice(0, 100));
    return (t1-t0);
  }, str);
  return res;
}

char *utf8_corpus = 0;
long utf8_corpus_length = 0;