[Bug fortran/70330] [5 Regression] ICE with -Wextra -Wno-unused-dummy-argument and unused optional dummy argument

[dominiq at lps dot ens.fr]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70330

Dominique d'Humieres <dominiq at lps dot ens.fr> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|                            |diagnostic,
                   |                            |ice-on-valid-code
           Priority|P3                          |P4
      Known to work|                            |4.9.3
      Known to fail|                            |5.3.0