linux-kernel - Re: linux-next: build failure after merge of the kspp-gustavo tree

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Message-ID: <202281f0-5a18-43ce-8b47-055748dd6d78@embeddedor.com>
Date:   Thu, 16 Nov 2023 18:39:03 -0600
From:   "Gustavo A. R. Silva" <gustavo@...eddedor.com>
To:     Stephen Rothwell <sfr@...b.auug.org.au>
Cc:     "Gustavo A. R. Silva" <gustavoars@...nel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux Next Mailing List <linux-next@...r.kernel.org>
Subject: Re: linux-next: build failure after merge of the kspp-gustavo tree




> arch/powerpc/lib/sstep.c:289:23: error: writing 8 bytes into a region of size 0 [-Werror=stringop-overflow=]
>    289 |                 up[2] = byterev_8(up[1]);
>        |                 ~~~~~~^~~~~~~~~~~~~~~~~~
> arch/powerpc/lib/sstep.c: In function 'emulate_loadstore':
> arch/powerpc/lib/sstep.c:681:11: note: at offset 16 into destination object 'u' of size 16
>    681 |         } u = {};
>        |           ^
> arch/powerpc/lib/sstep.c:681:11: note: at offset 16 into destination object 'u' of size 16
> arch/powerpc/lib/sstep.c:681:11: note: at offset 16 into destination object 'u' of size 16
> cc1: all warnings being treated as errors
> 
> Caused by commit
> 
>    c94c73da81d7 ("Makefile: Enable -Wstringop-overflow globally")
> 
> I have used te kspp-gustavo tree from next-20231116 for today.
> 
I'll address those issues right away.

Thanks for the report, Stephen.
--
Gustavo