PR 18537
* gfortran.h: Wrap Copyright line.
(gfc_option_t): add warn_tabs member.
* lang.opt: Update Coyright year. Add the Wtabs.
* invoke.texi: Document -Wtabs.
* scanner.c (gfc_gobble_whitespace): Use warn_tabs. Add linenum to
suppress multiple warnings.
(load_line): Use warn_tabs. Add linenum, current_line, seen_comment
to suppress multiple warnings.
* options.c (gfc_init_options): Initialize warn_tabs.
(set_Wall): set warn_tabs for -Wall.
(gfc_post_options): Adjust flag_tabs depending on -pedantic.
(gfc_handle_option): Process command-line option -W[no-]tabs
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@112066
138bc75d-0d04-0410-961f-
82ee72b054a4