https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103609
--- Comment #5 from CVS Commits <cvs-commit at gcc dot gnu.org> --- The releases/gcc-11 branch has been updated by Harald Anlauf <anl...@gcc.gnu.org>: https://gcc.gnu.org/g:81ffb19017daf7197445ed0793e925674a3970d5 commit r11-9368-g81ffb19017daf7197445ed0793e925674a3970d5 Author: Harald Anlauf <anl...@gmx.de> Date: Wed Dec 8 21:14:19 2021 +0100 Fortran: avoid NULL pointer dereference on missing or bad dummy arguments gcc/fortran/ChangeLog: PR fortran/103609 * symbol.c (gfc_sym_get_dummy_args): Catch NULL pointer dereference. gcc/testsuite/ChangeLog: PR fortran/103609 * gfortran.dg/pr103609.f90: New test. (cherry picked from commit b77968a70537429b4f548f90c369d26e6b6943cc)