linux-hardening - Re: [PATCH v6 2/4] Compiler Attributes: Add _

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Message-ID: <CAKwvOdkU=5q-7Sb4BKYkRsigy_qYjo_7J+A73ZYKn+xArxUwXg@mail.gmail.com>
Date:   Thu, 3 Feb 2022 12:26:15 -0800
From:   Nick Desaulniers <ndesaulniers@...gle.com>
To:     Kees Cook <keescook@...omium.org>
Cc:     Miguel Ojeda <ojeda@...nel.org>,
        Nathan Chancellor <nathan@...nel.org>, llvm@...ts.linux.dev,
        George Burgess IV <gbiv@...gle.com>,
        linux-kernel@...r.kernel.org, linux-hardening@...r.kernel.org
Subject: Re: [PATCH v6 2/4] Compiler Attributes: Add __overloadable for Clang

On Thu, Feb 3, 2022 at 9:33 AM Kees Cook <keescook@...omium.org> wrote:
>
> In order for FORTIFY_SOURCE to use __pass_object_size on an "inline
> extern" function, as all the fortified string functions are, the functions

s/inline extern/extern inline/

Yes, they're the same thing, but it sounds backwards when I read it.

> must be marked as being overloadable (i.e. different prototypes).
> This allows the __pass_object_size versions to take precedence.

Is this because of the `const` additions to the function signatures?

-- 
Thanks,
~Nick Desaulniers