1! Ensure argument -std=f2018 works as expected. 2 3!----------------------------------------- 4! FRONTEND FLANG DRIVER (flang-new -fc1) 5!----------------------------------------- 6! RUN: not %flang_fc1 -std=90 %s 2>&1 | FileCheck %s --check-prefix=WRONG 7 8! WRONG: Only -std=f2018 is allowed currently. 9