linux-kernel - Re: [PATCH] Revert "kbuild: use -Oz instead of -Os when using clang"

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Message-ID: <CAKwvOd=yefHpPryGsZX3s6SFzmMt9kX6TqoGfp6-5A-KoZsy4Q@mail.gmail.com>
Date:   Mon, 18 Mar 2019 15:23:23 -0700
From:   Nick Desaulniers <ndesaulniers@...gle.com>
To:     "H. Peter Anvin" <hpa@...or.com>
Cc:     Matthias Kaehlcke <mka@...omium.org>,
        Masahiro Yamada <yamada.masahiro@...ionext.com>,
        Michal Marek <michal.lkml@...kovi.net>,
        Linux Kbuild mailing list <linux-kbuild@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Behan Webster <behanw@...verseincode.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Manoj Gupta <manojgupta@...omium.org>,
        Tiancong Wang <tcwang@...omium.org>,
        Stephen Hines <srhines@...gle.com>,
        clang-built-linux@...glegroups.com
Subject: Re: [PATCH] Revert "kbuild: use -Oz instead of -Os when using clang"

On Mon, Mar 18, 2019 at 3:07 PM <hpa@...or.com> wrote:
>
> On March 18, 2019 2:56:05 PM PDT, Matthias Kaehlcke <mka@...omium.org> wrote:
> >> >  KBUILD_CFLAGS  += $(call cc-disable-warning, int-in-bool-context)
> >> >
> >> >  ifdef CONFIG_CC_OPTIMIZE_FOR_SIZE
> >> > -KBUILD_CFLAGS  += $(call cc-option,-Oz,-Os)
> >> > +KBUILD_CFLAGS  += -Os
> >> >  else
> >> >  KBUILD_CFLAGS   += -O2
> >> >  endif
>
> Would be nice, still, to have -Ok.

April fools *is* coming up. 0:-)
-- 
Thanks,
~Nick Desaulniers