--- Begin Message ---
Subject: |
[core-updates] [PATCH] gnu: gcc: Fix i686-linux cross compiler. |
Date: |
Sun, 29 Sep 2019 13:21:11 +0200 |
Running
./pre-inst-env guix build --target=i686-unknown-linux-gnu hello
on core-updates (and similarly on core-updates-next) fails with
--8<---------------cut here---------------start------------->8---
checking for i686-unknown-linux-gnu-gcc...
/tmp/guix-build-gcc-cross-sans-libc-i686-unknown-linux-gnu-7.4.0.drv-0/build/./gcc/xgcc
-B/tmp/guix-build-gcc-cross-sans-libc-i686-unknown-linux-gnu-7.4.0.drv-0/build/./gcc/
-B/gnu/store/p4x4981zidgq36rjkx0bxb466s81xk2z-gcc-cross-sans-libc-i686-unknown-linux-gnu-7.4.0/i686-unknown-linux-gnu/bin/
-B/gnu/store/p4x4981zidgq36rjkx0bxb466s81xk2z-gcc-cross-sans-libc-i686-unknown-linux-gnu-7.4.0/i686-unknown-linux-gnu/lib/
-isystem
/gnu/store/p4x4981zidgq36rjkx0bxb466s81xk2z-gcc-cross-sans-libc-i686-unknown-linux-gnu-7.4.0/i686-unknown-linux-gnu/include
-isystem
/gnu/store/p4x4981zidgq36rjkx0bxb466s81xk2z-gcc-cross-sans-libc-i686-unknown-linux-gnu-7.4.0/i686-unknown-linux-gnu/sys-include
checking for C compiler default output file name...
configure: error: in
`/tmp/guix-build-gcc-cross-sans-libc-i686-unknown-linux-gnu-7.4.0.drv-0/build/i686-unknown-linux-gnu/libmpx':
configure: error: C compiler cannot create executables
See `config.log' for more details.
--8<---------------cut here---------------end--------------->8---
The attached patch fixes this.
I stumbled upon this while working to fix #37549. Where should this
patch land?
Greetings,
janneke
>From 522aac698a66ca8ab73ac3827c61cb65627684d3 Mon Sep 17 00:00:00 2001
From: Jan Nieuwenhuizen <address@hidden>
Date: Sun, 29 Sep 2019 13:08:01 +0200
Subject: [PATCH] gnu: gcc: Fix i686-linux cross compiler.
This resurrects
./pre-inst-env guix build --target=i686-unknown-linux-gnu hello
* gnu/packages/cross-base.scm (cross-gcc-arguments): Do not build libmpx;
does not cross-configure.
---
gnu/packages/cross-base.scm | 1 +
1 file changed, 1 insertion(+)
diff --git a/gnu/packages/cross-base.scm b/gnu/packages/cross-base.scm
index 7108000f06..fab4636450 100644
--- a/gnu/packages/cross-base.scm
+++ b/gnu/packages/cross-base.scm
@@ -144,6 +144,7 @@ base compiler and using LIBC (which may be either a libc
package or #f.)"
"--disable-libatomic"
"--disable-libmudflap"
"--disable-libgomp"
+ "--disable-libmpx" ; C compiler cannot create
executables
"--disable-libssp"
"--disable-libquadmath"
"--disable-decimal-float" ;would need libc
--
2.23.0
--
Jan Nieuwenhuizen <address@hidden> | GNU LilyPond http://lilypond.org
Freelance IT http://JoyofSource.com | AvatarĀ® http://AvatarAcademy.com
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--- Begin Message ---
Subject: |
Re: bug#37550: [core-updates] [PATCH] gnu: gcc: Fix i686-linux cross compiler. |
Date: |
Sun, 29 Sep 2019 16:22:07 +0200 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/26.3 (gnu/linux) |
Marius Bakke writes:
> Jan Nieuwenhuizen <address@hidden> writes:
>> I stumbled upon this while working to fix #37549. Where should this
>> patch land?
>
> This patch should be safe for 'core-updates'. Please double check that
> it does not rebuild the world, though. :-)
I was hesitating and re-checked on a fresh computer.
> libmpx does not build natively either (see 01e8263febb) and has been
> removed from GCC entirely in version 9.
Ah, good to know. I was worrying about just dropping it.
>> + "--disable-libmpx" ; C compiler cannot
>> create executables
>
> IMO the comment is unnecessary. LGTM!
>
Removed, and pushed to core-updates as 43124a54744b64dcdbdd8f92d2a037bf8e0dd215
Thanks!
janneke
--
Jan Nieuwenhuizen <address@hidden> | GNU LilyPond http://lilypond.org
Freelance IT http://JoyofSource.com | AvatarĀ® http://AvatarAcademy.com
--- End Message ---