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Message-ID: <667995275e6a1cbcdaa93029c1b33e6b52fc6803.camel@perches.com>
Date:   Fri, 09 Aug 2019 21:20:48 -0700
From:   Joe Perches <joe@...ches.com>
To:     "Gustavo A. R. Silva" <gustavo@...eddedor.com>,
        Guenter Roeck <linux@...ck-us.net>
Cc:     Rich Felker <dalias@...c.org>,
        Yoshinori Sato <ysato@...rs.sourceforge.jp>,
        linux-sh@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] sh: Drop -Werror from kernel Makefile

On Fri, 2019-08-09 at 21:47 -0500, Gustavo A. R. Silva wrote:
> On 8/9/19 4:56 PM, Guenter Roeck wrote:
> > On Fri, Aug 09, 2019 at 04:36:01PM -0500, Gustavo A. R. Silva wrote:
> > > On 8/9/19 2:56 PM, Guenter Roeck wrote:
> > > > On Sun, Aug 04, 2019 at 11:24:41PM -0400, Rich Felker wrote:
> > > > > On Sun, Aug 04, 2019 at 07:14:23PM -0700, Guenter Roeck wrote:
> > > > > > Since commit a035d552a93b ("Makefile: Globally enable fall-through
> > > > > > warning"), all sh builds fail with errors such as
> > > > > > 
> > > > > > arch/sh/kernel/disassemble.c: In function 'print_sh_insn':
> > > > > > arch/sh/kernel/disassemble.c:478:8: error: this statement may fall through
> > > > > > 
> > > > > > Since this effectively disables all build and boot tests for the
> > > > > > architecture, let's drop -Werror from the sh kernel Makefile until
> > > > > > the problems are fixed.
[]
> On second thought it seems to me that this is not a good idea, at least
> for mainline. For the time being I'll take this patch for linux-next only.
> 
> Who is the maintainer of sh?

But whoever it may be, isn't particularly active.

MAINTAINERS-SUPERH
MAINTAINERS-M:  Yoshinori Sato <ysato@...rs.sourceforge.jp>
MAINTAINERS-M:  Rich Felker <dalias@...c.org>
MAINTAINERS-L:  linux-sh@...r.kernel.org
MAINTAINERS-Q:  http://patchwork.kernel.org/project/linux-sh/list/
MAINTAINERS-S:  Maintained
MAINTAINERS-F:  Documentation/sh/
MAINTAINERS:F:  arch/sh/
MAINTAINERS-F:  drivers/sh/

> The best solution is to fix those fall-through warnings you see. Could you
> please send me all the warnings you see? I can try to fix them.

It's true it's a warning, but adding -Werror is rarely
a good idea as gcc error output can change with every
version.


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