linux-kernel - Re: m68k allmodconfig build errors

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Message-ID: <878t66idai.fsf@igel.home>
Date:   Fri, 20 Jul 2018 09:20:21 +0200
From:   Andreas Schwab <schwab@...ux-m68k.org>
To:     Randy Dunlap <rdunlap@...radead.org>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        Geert Uytterhoeven <geert@...ux-m68k.org>,
        linux-m68k@...ts.linux-m68k.org
Subject: Re: m68k allmodconfig build errors

On Jul 19 2018, Randy Dunlap <rdunlap@...radead.org> wrote:

> block/partitions/ldm.o: In function `ldm_partition':
> ldm.c:(.text+0x1900): undefined reference to `strcmp'
> ldm.c:(.text+0x1964): undefined reference to `strcmp'
> drivers/rtc/rtc-proc.o: In function `is_rtc_hctosys':
> rtc-proc.c:(.text+0x290): undefined reference to `strcmp'
> drivers/watchdog/watchdog_pretimeout.o: In function `watchdog_register_governor':
> (.text+0x142): undefined reference to `strcmp'

GCC has optimized strncmp to strcmp, but at a stage where macros are no
longer available.  I think the right fix is to use strcmp directly,
since strncmp doesn't make sense here.

Andreas.

-- 
Andreas Schwab, schwab@...ux-m68k.org
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