upstream/emscripten/test/js_optimizer/3154-output.js

function _did_set_title__async_cb(i1) {
 i1 = i1 | 0;
 var i2 = 0;
 i2 = STACKTOP;
 if (!(HEAP32[(i1 + 4 | 0) >> 2] | 0)) {} else {}
 STACKTOP = i2;
 return;
}