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Re: [PATCH 2/2] build: Disable PIE in TARGET_CCASFLAGS if needed


From: John Paul Adrian Glaubitz
Subject: Re: [PATCH 2/2] build: Disable PIE in TARGET_CCASFLAGS if needed
Date: Thu, 20 Feb 2020 17:16:12 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.5.0

Hi Mike!

On 2/20/20 7:51 AM, Matt Turner wrote:
> PIE should be disabled in assembly sources as well, or else grub will
> fail to boot.

Indeed. We have always passed -fno-PIE on Debian/sparc64 in the debian/rules
file to TARGET_CCASFLAGS, but it makes more sense to fix the issue in the
configure.ac.

> Bug: https://bugs.gentoo.org/667852
> ---
>  configure.ac | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/configure.ac b/configure.ac
> index b5e31c787..e2c783652 100644
> --- a/configure.ac
> +++ b/configure.ac
> @@ -1263,6 +1263,7 @@ grub_CHECK_LINK_PIE
>  # `-fPIE' or '-fpie' and '-pie' in the default specs.
>  if [ x"$pie_possible" = xyes ]; then
>    TARGET_CFLAGS="$TARGET_CFLAGS -fno-PIE -fno-pie"
> +  TARGET_CCASFLAGS="$TARGET_CCASFLAGS -fno-PIE -fno-pie"
>  fi
>  
>  if [ x"$link_nopie_needed" = xyes ] || [ x"$pie_possible" = xyes ]; then

I have not verified yet that fix yet but it makes sense for
the aforementioned reasons.

Thanks for fixing this.

Adrian

-- 
 .''`.  John Paul Adrian Glaubitz
: :' :  Debian Developer - address@hidden
`. `'   Freie Universitaet Berlin - address@hidden
  `-    GPG: 62FF 8A75 84E0 2956 9546  0006 7426 3B37 F5B5 F913



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