Ping: [PATCH resend] Make -Wuse-after-free=3 the default one in -Wall

[Alejandro Colomar <alx.manpages@gmail.com>]

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Ping

On 2/18/23 00:05, Alejandro Colomar wrote:
> Link: <https://inbox.sourceware.org/gcc/3098fd18-9dbf-b4e9-bae5-62ec6fea74cd@opteya.com/T/>
> Link: <https://github.com/shadow-maint/shadow/pull/649#discussion_r1108350066>
> Cc: Andreas Schwab <schwab@linux-m68k.org>
> Cc: David Malcolm <dmalcolm@redhat.com>
> Cc: Florian Weimer <fweimer@redhat.com>
> Cc: Iker Pedrosa <ipedrosa@redhat.com>
> Cc: Jens Gustedt <jens.gustedt@inria.fr>
> Cc: Jonathan Wakely <jwakely.gcc@gmail.com>
> Cc: Mark Wielaard <mark@klomp.org>
> Cc: Martin Uecker <uecker@tugraz.at>
> Cc: Michael Kerrisk <mtk.manpages@gmail.com>
> Cc: Paul Eggert <eggert@cs.ucla.edu>
> Cc: Sam James <sam@gentoo.org>
> Cc: Siddhesh Poyarekar <siddhesh@gotplt.org>
> Cc: Yann Droneaud <ydroneaud@opteya.com>
> Signed-off-by: Alejandro Colomar <alx@kernel.org>
> ---
> 
> This is a resend of the same patch previously sent to gcc@.
> 
>  gcc/c-family/c.opt  | 4 ++--
>  gcc/doc/invoke.texi | 2 +-
>  2 files changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/gcc/c-family/c.opt b/gcc/c-family/c.opt
> index c0fea56a8f5..1a3fc2c5d74 100644
> --- a/gcc/c-family/c.opt
> +++ b/gcc/c-family/c.opt
> @@ -1411,11 +1411,11 @@ C ObjC C++ ObjC++ Joined RejectNegative UInteger Var(warn_unused_const_variable)
>  Warn when a const variable is unused.
>  
>  ; Defining this option here in addition to common.opt is necessary
> -; in order for the default -Wall setting of -Wuse-after-free=2 to take
> +; in order for the default -Wall setting of -Wuse-after-free=3 to take
>  ; effect.
>  
>  Wuse-after-free=
> -LangEnabledBy(C ObjC C++ LTO ObjC++, Wall,2,0)
> +LangEnabledBy(C ObjC C++ LTO ObjC++, Wall,3,0)
>  ; in common.opt
>  
>  Wvariadic-macros
> diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi
> index 7b308cd3c31..d910052ce0c 100644
> --- a/gcc/doc/invoke.texi
> +++ b/gcc/doc/invoke.texi
> @@ -4720,7 +4720,7 @@ instead of pointers.  This approach obviates needing to adjust the stored
>  pointers after reallocation.
>  @end table
>  
> -@option{-Wuse-after-free=2} is included in @option{-Wall}.
> +@option{-Wuse-after-free=3} is included in @option{-Wall}.
>  
>  @item -Wuseless-cast @r{(C++ and Objective-C++ only)}
>  @opindex Wuseless-cast

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