Since postRun can no longer be set from within the extern post JS, we now use the promise rather than postRun. This upgrades emsdk to 1.39.19 (see note in #2800).
Since postRun can no longer be set from within the extern post JS, we now use the promise rather than postRun. This upgrades emsdk to 1.39.19 (see note in #2800).