Re: [Buildroot] [PATCH v5] Config.in: ban textrels on musl toolchains

[Thomas Petazzoni via buildroot <buildroot@buildroot.org>]

Hello J,

On Fri, 19 Jul 2024 17:27:19 +0200
J. Neuschäfer via buildroot <buildroot@buildroot.org> wrote:

> musl-libc doesn't support TEXTRELs[1] and programs with TEXTRELs will
> crash on start-up under musl.
> 
> This patch forbids the use of TEXTRELs on musl toolchains with dynamic
> linking.
> 
> To verify this patch:
> 
> - Delete package/micropython/0001-py-nlrthumb-Make-non-Thumb2-long-jump-workaround-opt.patch
> - Build micropython (before v1.23) with a musl toolchain and
>   BR2_SHARED_LIBS. The build should abort while linking micropython.
> 
> [1]: https://www.openwall.com/lists/musl/2020/09/25/4
> 
> Signed-off-by: J. Neuschäfer <j.neuschaefer@gmx.net>
> ---
> Changes in v5:
> - Fix boolean logic (ifeq...)
> - Link to v4: https://lore.kernel.org/r/20240718-ztext-v4-1-15a9744f1edb@gmx.net

Applied to master, thanks. If you could
monitor http://autobuild.buildroot.net/?libc=musl in the next
few days to check for any issue related to this change, it would be
nice. Thanks!

Thomas
-- 
Thomas Petazzoni, CTO, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
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