[Bug c/53063] encode group options in the .opt files

[manu at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53063

--- Comment #5 from Manuel López-Ibáñez <manu at gcc dot gnu.org> 2012-10-16 
15:39:09 UTC ---
Author: manu
Date: Tue Oct 16 15:38:58 2012
New Revision: 192503

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=192503
Log:
2012-10-16  Manuel López-Ibáñez  <m...@gcc.gnu.org>

    PR c/53063
    PR c/40989
    * doc/options.texi (EnabledBy): Document new form.
    * optc-gen.awk: Handle new form of EnabledBy.
    * common.opt (Wunused-but-set-parameter): Use EnabledBy.
    (Wunused-parameter): Likewise.
    * opts.c (finish_options): Do not handle them explicitly.
    * opt-functions.awk (search_var_name): New.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/common.opt
    trunk/gcc/doc/options.texi
    trunk/gcc/opt-functions.awk
    trunk/gcc/optc-gen.awk
    trunk/gcc/opts.c