https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109209
--- Comment #6 from Jürgen Reuter <juergen.reuter at desy dot de> --- Actually could be also this commit here: commit 901edd99b44976b3c2b13a7d525d9e315540186a Author: Harald Anlauf <anl...@gmx.de> Date: Tue Mar 14 20:23:06 2023 +0100 Fortran: rank checking with explicit-/assumed-size arrays and CLASS [PR58331] gcc/fortran/ChangeLog: PR fortran/58331 * interface.cc (compare_parameter): Adjust check of array dummy arguments to handle the case of CLASS variables. gcc/testsuite/ChangeLog: PR fortran/58331 * gfortran.dg/class_dummy_10.f90: New test. Co-authored-by: Tobias Burnus <tob...@codesourcery.com>