linux-kernel - Re: [PATCH] Support the nonstring variable attribute (gcc >= 8)

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Message-ID: <cc031f0f-7fc7-4bf1-c99e-020dbf41d836@gmail.com>
Date:   Tue, 13 Mar 2018 09:41:11 -0600
From:   Martin Sebor <msebor@...il.com>
To:     Miguel Ojeda <miguel.ojeda.sandonis@...il.com>
Cc:     Arnd Bergmann <arnd@...db.de>,
        David Rientjes <rientjes@...gle.com>,
        Ingo Molnar <mingo@...nel.org>,
        Josh Poimboeuf <jpoimboe@...hat.com>,
        Kees Cook <keescook@...omium.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Geert Uytterhoeven <geert@...ux-m68k.org>,
        Greg KH <gregkh@...uxfoundation.org>,
        "Lendacky, Thomas" <thomas.lendacky@....com>,
        Will Deacon <will.deacon@....com>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        Willy Tarreau <w@....eu>,
        Xiongfeng Wang <wangxiongfeng2@...wei.com>
Subject: Re: [PATCH] Support the nonstring variable attribute (gcc >= 8)

>>>> Martin Sebor also asked me about this, he's the one that worked on
>>>> the gcc code that introduced the warning. Sorry for not replying earlier.
>>>>
>>>
>>> Maybe you can pass this to him? (maybe open a bug in gcc's bugzilla?)
>>
>>
>> I've opened bug 84725 to extend attribute nonstring to the other
>> two character types:
>>
>> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84725
>>
>
> Thanks Martin! Please let us know whenever it is in the gcc trunk.

No problem.  The patch has been committed into the trunk of GCC 8.
Let me know if there's something else.  It may be too late to make
any more changes like this before GCC 8.1 is released but further
refinements to suppress false positives can be made in GCC 8.2.

Martin