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Re: [GIT PULL] gcc-plugins updates for v4.13-rc1

From Linus Torvalds <torvalds@linux-foundation.org>
Newsgroups linux.kernel
Subject Re: [GIT PULL] gcc-plugins updates for v4.13-rc1
Date 2017-07-06 00:40 +0200
Message-ID <u017H-3ZA-15@gated-at.bofh.it> (permalink)
References (2 earlier) <tZZpg-2RM-19@gated-at.bofh.it> <u00bF-3nZ-33@gated-at.bofh.it> <u00lk-3rk-23@gated-at.bofh.it> <u00v1-3uT-29@gated-at.bofh.it> <u00Y3-3WC-31@gated-at.bofh.it>
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On Wed, Jul 5, 2017 at 3:27 PM, Ard Biesheuvel
<ard.biesheuvel@linaro.org> wrote:
>
> The compiler already keeps track of which auto variables have their
> address taken, so it shouldn't be /that/ hard to come up with a plugin
> that zero initializes such variables before their address is taken if
> no such initialization is included in the code.

Yeah. Except one of the issues with the plugin stuff is that people
probably don't do any of this normally.

I suspect it would be a really nice *general* gcc extension..

            Linus

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Thread

[GIT PULL] gcc-plugins updates for v4.13-rc1 Kees Cook <keescook@chromium.org> - 2017-07-05 07:10 +0200
  Re: [GIT PULL] gcc-plugins updates for v4.13-rc1 Linus Torvalds <torvalds@linux-foundation.org> - 2017-07-05 21:10 +0200
    Re: [GIT PULL] gcc-plugins updates for v4.13-rc1 Ard Biesheuvel <ard.biesheuvel@linaro.org> - 2017-07-05 22:50 +0200
      Re: [GIT PULL] gcc-plugins updates for v4.13-rc1 Linus Torvalds <torvalds@linux-foundation.org> - 2017-07-05 23:40 +0200
        Re: [GIT PULL] gcc-plugins updates for v4.13-rc1 Arnd Bergmann <arnd@arndb.de> - 2017-07-05 23:50 +0200
          Re: [GIT PULL] gcc-plugins updates for v4.13-rc1 Kees Cook <keescook@chromium.org> - 2017-07-06 00:00 +0200
          Re: [GIT PULL] gcc-plugins updates for v4.13-rc1 Linus Torvalds <torvalds@linux-foundation.org> - 2017-07-06 00:00 +0200
            Re: [GIT PULL] gcc-plugins updates for v4.13-rc1 Ard Biesheuvel <ard.biesheuvel@linaro.org> - 2017-07-06 00:30 +0200
              Re: [GIT PULL] gcc-plugins updates for v4.13-rc1 Linus Torvalds <torvalds@linux-foundation.org> - 2017-07-06 00:40 +0200
            Re: [GIT PULL] gcc-plugins updates for v4.13-rc1 Andrey Ryabinin <ryabinin.a.a@gmail.com> - 2017-07-06 00:50 +0200
    Re: [GIT PULL] gcc-plugins updates for v4.13-rc1 Arnd Bergmann <arnd@arndb.de> - 2017-07-05 23:20 +0200
    Re: [GIT PULL] gcc-plugins updates for v4.13-rc1 Kees Cook <keescook@chromium.org> - 2017-07-05 23:50 +0200

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