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From:   Andreas Schwab <schwab@linux-m68k.org>
To:     Geert Uytterhoeven <geert@linux-m68k.org>
Cc:     Finn Thain <fthain@telegraphics.com.au>,
        kbuild test robot <lkp@intel.com>, kbuild-all@01.org,
        linux-m68k <linux-m68k@lists.linux-m68k.org>,
        Arnd Bergmann <arnd@arndb.de>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [m68k:master 1174/1174] arch/m68k/include/asm/string.h:72:25: warning: '__builtin_memcpy' forming offset 8 is out of the bounds [0, 7]
References: <201903042049.npxcZzps%fengguang.wu@intel.com>
        <CAMuHMdX365qmWiii=gQLADpW49EMkdDrVJDPWNBpAZuZM0WQFQ@mail.gmail.com>
        <alpine.LNX.2.21.1903051154200.135@nippy.intranet>
        <alpine.LNX.2.21.1903051357410.135@nippy.intranet>
        <CAMuHMdUuwudbk15GUPPxL+-Gt4zhhSomk-wMAHeTOkoaDOCUAA@mail.gmail.com>
        <alpine.LNX.2.21.1903051948290.147@nippy.intranet>
        <mvmh8chzo7j.fsf@linux-m68k.org>
        <alpine.LNX.2.21.1903071329140.513@nippy.intranet>
        <CAMuHMdVzLTO-yYJJ=HqVySX6gqes9cnyspungsB5maduzNt0RA@mail.gmail.com>
        <alpine.LNX.2.21.1903080838260.595@nippy.intranet>
        <CAMuHMdWr-Y7mfH3gFXfK0fWpEhhdoW9VUkOEwf0nFN8kfr4zrg@mail.gmail.com>
Date:   Mon, 11 Mar 2019 10:56:42 +0100
In-Reply-To: <CAMuHMdWr-Y7mfH3gFXfK0fWpEhhdoW9VUkOEwf0nFN8kfr4zrg@mail.gmail.com>
        (Geert Uytterhoeven's message of "Mon, 11 Mar 2019 10:14:11 +0100")
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On Mär 11 2019, Geert Uytterhoeven <geert@linux-m68k.org> wrote:

> Hi Finn,
>
> On Thu, Mar 7, 2019 at 10:42 PM Finn Thain <fthain@telegraphics.com.au> wrote:
>> No, the link fails because the compiler still emits some references to
>> strlen().
>
> Despite -ffreestanding?!?

*Because* of -ffreestanding.  Without that, strlen would be recognized
and turned into __builtin_strlen.

Andreas.

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