re PR fortran/44054 (Handle -Werror, -Werror=, -fdiagnostics-show-option, !GCC$ diagnostic (pragmas) and color)

gcc/fortran/ChangeLog:

2014-11-23  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	PR fortran/44054
	* decl.c (gfc_verify_c_interop_param): Use gfc_error_now_2.
	(gfc_set_constant_character_len): Use gfc_warning_now_2.
	* resolve.c (resolve_ordinary_assign): Likewise.
	* gfortran.h (warn_character_truncation): Do not declare here.
	* error.c (gfc_format_decoder): Handle %L.
	* lang.opt (Wcharacter-truncation): Add Var and LangEnabledBy.
	* options.c (gfc_init_options): Do not handle
	warn_character_truncation explicitly.
	(set_Wall): Likewise.
	(gfc_handle_option): Likewise.

From-SVN: r217992