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Message-ID: <CAMuHMdWxTtFxgpabeK3L4Ev4zgZ6r=_c+5MBVYd7ZAHbNYxm=Q@mail.gmail.com>
Date: Mon, 4 May 2020 09:11:12 +0200
From: Geert Uytterhoeven <geert@...ux-m68k.org>
To: Amit Daniel Kachhap <amit.kachhap@....com>
Cc: Linux ARM <linux-arm-kernel@...ts.infradead.org>,
Catalin Marinas <catalin.marinas@....com>,
Vincenzo Frascino <Vincenzo.Frascino@....com>,
Will Deacon <will@...nel.org>,
Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
Michael Ellerman <mpe@...erman.id.au>
Subject: Re: [PATCH v2 1/2] init/kconfig: Add LD_VERSION Kconfig
Hi Amit,
On Mon, Mar 30, 2020 at 1:42 PM Amit Daniel Kachhap
<amit.kachhap@....com> wrote:
> This option can be used in Kconfig files to compare the ld version
> and enable/disable incompatible config options if required.
>
> This option is used in the subsequent patch along with GCC_VERSION to
> filter out an incompatible feature.
>
> Signed-off-by: Amit Daniel Kachhap <amit.kachhap@....com>
> --- a/init/Kconfig
> +++ b/init/Kconfig
> @@ -17,6 +17,10 @@ config GCC_VERSION
> default $(shell,$(srctree)/scripts/gcc-version.sh $(CC)) if CC_IS_GCC
> default 0
>
> +config LD_VERSION
> + int
> + default $(shell,$(LD) --version | $(srctree)/scripts/ld-version.sh)
> +
> config CC_IS_CLANG
> def_bool $(success,$(CC) --version | head -n 1 | grep -q clang)
.config: warning: symbol value '2.01827e+11' invalid for LD_VERSION
Seen with the or32 compiler on kisskb, e.g.
http://kisskb.ellerman.id.au/kisskb/buildresult/14226173/
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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