2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR middle-end/7651
* doc/invoke.texi (Wunused-value): Update description.
(Wextra): Delete item.
* opts.c (set_Wextra): Don't use the value of Wextra to set the
value of Wunused-value.
* c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
(c_finish_stmt_expr): Don't check extra_warnings.
(emit_side_effect_warnings): The caller is responsible to check
warn_unused_value.
cp/
* cp-gimplify.c (gimplify_expr_stmt): Don't check extra_warnings.
Check warn_unused_value just once.
From-SVN: r121843
