https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103016
--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> --- fname_as_string is only defined in the C/C++ front-ends ... c-family/ChangeLog: * c-common.c (fname_as_string): Use cxx_printable_name for c-family/c-common.c:fname_as_string (int pretty_p) c-family/c-common.h:extern const char *fname_as_string (int); c/c-decl.c: const char *name = fname_as_string (type_dep); cp/ChangeLog-2004: fname_as_string. cp/decl.c: name = fname_as_string (type_dep);