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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.
+
+2012-10-16 Manuel López-Ibáñez <manu@gcc.gnu.org>
+
+ PR c/53063
+ PR c/40989
* optc-gen.awk: Handle new form of LangEnabledBy.
* opts.c (set_Wstrict_aliasing): Declare here. Make static.
* common.opt (Wstrict-aliasing=,Wstrict-overflow=): Do not use Init.