[Buildroot] [PATCH 1/1] package/libnss: fix build on powerpc

[Fabrice Fontaine]

Hi Joel,

Le mer. 6 avr. 2022 à 11:57, Joel Stanley <joel at jms.id.au> a écrit :
>
> Hi Fabrice,
>
> On Tue, 5 Apr 2022 at 21:35, Fabrice Fontaine
> <fontaine.fabrice at gmail.com> wrote:
> >
> > Set NSS_DISABLE_CRYPTO_VSX which is available since version 3.64 and
> > https://github.com/nss-dev/nss/commit/9dab43371d4d924419523e18ba84f02804880533
> > to avoid the following build failure on powerpc:
> >
> > cc1: warning: '-mvsx' requires hardware floating point
> > cc1: error: '-mno-vsx' turns off '-mcrypto'
> >
> > Fixes:
> >  - http://autobuild.buildroot.org/results/6bedb5b658f6c9c16c26c73a524a995e5e84fcc8
> >
> > Signed-off-by: Fabrice Fontaine <fontaine.fabrice at gmail.com>
> > ---
> >  package/libnss/libnss.mk | 1 +
> >  1 file changed, 1 insertion(+)
> >
> > diff --git a/package/libnss/libnss.mk b/package/libnss/libnss.mk
> > index 2f7a265136..4582c55ada 100644
> > --- a/package/libnss/libnss.mk
> > +++ b/package/libnss/libnss.mk
> > @@ -51,6 +51,7 @@ LIBNSS_BUILD_VARS = \
> >         NSPR_INCLUDE_DIR=$(STAGING_DIR)/usr/include/nspr \
> >         NSPR_LIB_DIR=$(STAGING_DIR)/usr/lib \
> >         NS_USE_GCC=1 \
> > +       NSS_DISABLE_CRYPTO_VSX=1 \
>
> How about we introduce a BR2_POWERPC_CPU_HAS_VSX, in a similar fashion
> to BR2_POWERPC_CPU_HAS_ALITIVEC?
>
> I've prepared a patch to do that, and rebased your change to use it:
>
>  https://github.com/shenki/buildroot/commits/powerpc-vsx
>
> I did a build test of the autobuilder config you linked to and it succeeded.
>
> I'll send them out tomorrow unless you have an alternative proposal.

Sure, I'll set my patch as superseded in patchwork.

I would advise to add support for this new option to flac as vsx was
unconditonally disabled with
https://git.buildroot.net/buildroot/commit/package/flac?id=5197ce5ff30d1a23b811ddddca8030f13658d7da

>
> Cheers,
>
> Joel
>
> >         NSS_DISABLE_GTESTS=1 \
> >         NSS_USE_SYSTEM_SQLITE=1 \
> >         NATIVE_CC="$(HOSTCC)" \
> > --
> > 2.35.1
> >
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> > buildroot at buildroot.org
> > https://lists.buildroot.org/mailman/listinfo/buildroot

Best Regards,

Fabrice