https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92805
--- Comment #3 from kargl at gcc dot gnu.org --- (In reply to kargl from comment #2) > Index: gcc/fortran/primary.c > =================================================================== > --- gcc/fortran/primary.c (revision 279052) > +++ gcc/fortran/primary.c (working copy) > @@ -90,16 +90,25 @@ match_kind_param (int *kind, int *is_iso_c) > static int > get_kind (int *is_iso_c) > { > + char c; > int kind; > match m; > > *is_iso_c = 0; > > + c = gfc_peek_ascii_char (); > + if (gfc_current_form == FORM_FREE && gfc_is_whitespace (c)) > + { > + gfc_error ("Invalid kind type parameter syntax at %C"); > + return -1; > + } > + > if (gfc_match_char ('_') != MATCH_YES) > return -2; > > - m = match_kind_param (&kind, is_iso_c); > - if (m == MATCH_NO) > + c = gfc_peek_ascii_char (); > + if ((gfc_current_form == FORM_FREE && gfc_is_whitespace (c)) > + || (m = match_kind_param (&kind, is_iso_c)) == MATCH_NO) > gfc_error ("Missing kind-parameter at %C"); > > return (m == MATCH_YES) ? kind : -1; Patch isn't quite correct. The first gfc_error should probably be removed and return -2.