新旧 flang および gfortran-13 の速さ比べ
結論まとめ まだ旧 flang にも追いつかぬ
LLVM Flang’s performance is not yet at the same level as that of Classic Flang and Gfortran, which was expected, given it is still not ready.
文法対応状況もまだまだの模様です。
ネタ元 https://twitter.com/LinaroOrg/status/1695087522471104683