https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106133
--- Comment #6 from CVS Commits <cvs-commit at gcc dot gnu.org> --- The master branch has been updated by Martin Liska <mar...@gcc.gnu.org>: https://gcc.gnu.org/g:c5e2c3dd6afcf9b152df72b30e205b0180c0afd5 commit r13-6713-gc5e2c3dd6afcf9b152df72b30e205b0180c0afd5 Author: Martin Liska <mli...@suse.cz> Date: Tue Jan 10 15:14:05 2023 +0100 middle-end: always find a basename for -fdiagnostics-format=* In some situations, x_dump_base_name is NULL and thus we can and should use x_main_input_basename which should never be NULL. PR middle-end/106133 gcc/ChangeLog: * gcc.cc (driver_handle_option): Use x_main_input_basename if x_dump_base_name is null. * opts.cc (common_handle_option): Likewise. gcc/testsuite/ChangeLog: * c-c++-common/pr106133.c: New test.