Dear Maintainers,

The supercollider package fails to build from source on ppc64el
architecture with below errors:


/usr/include/c++/15/ext/numeric_traits.h:220:37: error: template
argument 1 is invalid
   220 |     struct __numeric_traits<__ibm128>
       |                                     ^
/usr/include/c++/15/ext/numeric_traits.h:221:40: error: ‘__ibm128’ was
not declared in this scope; did you mean ‘__int128’?
   221 |     : public __numeric_traits_floating<__ibm128>
       |                                        ^~~~~~~~
       |                                        __int128
/usr/include/c++/15/ext/numeric_traits.h:221:48: error: template
argument 1 is invalid
   221 |     : public __numeric_traits_floating<__ibm128>
       |                                                ^
/usr/include/c++/15/ext/numeric_traits.h:221:40: error: ‘__ibm128’ was
not declared in this scope; did you mean ‘__int128’?
   221 |     : public __numeric_traits_floating<__ibm128>
       |                                        ^~~~~~~~
       |                                        __int128
/usr/include/c++/15/ext/numeric_traits.h:221:48: error: template
argument 1 is invalid
   221 |     : public __numeric_traits_floating<__ibm128>
       |                                                ^
make[3]: ***
[source/CMakeFiles/AntiAliasingOscillators_supernova.dir/build.make:82:
source/CMakeFiles/AntiAliasingOscillators_supernova.dir/AntiAliasingOscillators/AntiAliasingOscillators.cpp.o]
Error 1
make[3]: Leaving directory
'/build/reproducible-path/supercollider-sc3-plugins-3.13.0~repack/obj-powerpc64le-linux-gnu'
make[2]: *** [CMakeFiles/Makefile2:1225:
source/CMakeFiles/AntiAliasingOscillators_supernova.dir/all] Error 2
make[2]: *** Waiting for unfinished jobs....
make[3]: ***
[source/CMakeFiles/AntiAliasingOscillators.dir/build.make:82:
source/CMakeFiles/AntiAliasingOscillators.dir/AntiAliasingOscillators/AntiAliasingOscillators.cpp.o]
Error 1
make[3]: Leaving directory
'/build/reproducible-path/supercollider-sc3-plugins-3.13.0~repack/obj-powerpc64le-linux-gnu'
make[2]: *** [CMakeFiles/Makefile2:1193:
source/CMakeFiles/AntiAliasingOscillators.dir/all] Error 2
make[3]: *** [source/CMakeFiles/BatPVUgens.dir/build.make:82:
source/CMakeFiles/BatPVUgens.dir/BatUGens/BatPVUgens.cpp.o] Error 1
make[3]: Leaving directory
'/build/reproducible-path/supercollider-sc3-plugins-3.13.0~repack/obj-powerpc64le-linux-gnu'
make[2]: *** [CMakeFiles/Makefile2:1321:
source/CMakeFiles/BatPVUgens.dir/all] Error 2
make[3]: *** [source/CMakeFiles/BatUGens.dir/build.make:82:
source/CMakeFiles/BatUGens.dir/BatUGens/BatUGens.cpp.o] Error 1
make[3]: Leaving directory
'/build/reproducible-path/supercollider-sc3-plugins-3.13.0~repack/obj-powerpc64le-linux-gnu'
make[2]: *** [CMakeFiles/Makefile2:1385:
source/CMakeFiles/BatUGens.dir/all] Error 2
make[3]: *** [source/CMakeFiles/BatPVUgens_supernova.dir/build.make:82:
source/CMakeFiles/BatPVUgens_supernova.dir/BatUGens/BatPVUgens.cpp.o]
Error 1
make[3]: Leaving directory
'/build/reproducible-path/supercollider-sc3-plugins-3.13.0~repack/obj-powerpc64le-linux-gnu'
make[2]: *** [CMakeFiles/Makefile2:1353:
source/CMakeFiles/BatPVUgens_supernova.dir/all] Error 2
make[3]: *** [source/CMakeFiles/AtkUGens.dir/build.make:82:
source/CMakeFiles/AtkUGens.dir/ATK/AtkUGens.cpp.o] Error 1
make[3]: Leaving directory
'/build/reproducible-path/supercollider-sc3-plugins-3.13.0~repack/obj-powerpc64le-linux-gnu'
make[2]: *** [CMakeFiles/Makefile2:1257:
source/CMakeFiles/AtkUGens.dir/all] Error 2
make[3]: *** [source/CMakeFiles/BatUGens_supernova.dir/build.make:82:
source/CMakeFiles/BatUGens_supernova.dir/BatUGens/BatUGens.cpp.o] Error
1
make[3]: Leaving directory
'/build/reproducible-path/supercollider-sc3-plugins-3.13.0~repack/obj-powerpc64le-linux-gnu'
make[2]: *** [CMakeFiles/Makefile2:1417:
source/CMakeFiles/BatUGens_supernova.dir/all] Error 2
make[3]: *** [source/CMakeFiles/AtkUGens_supernova.dir/build.make:82:
source/CMakeFiles/AtkUGens_supernova.dir/ATK/AtkUGens.cpp.o] Error 1
make[3]: Leaving directory
'/build/reproducible-path/supercollider-sc3-plugins-3.13.0~repack/obj-powerpc64le-linux-gnu'
make[2]: *** [CMakeFiles/Makefile2:1289:
source/CMakeFiles/AtkUGens_supernova.dir/all] Error 2
make[2]: Leaving directory
'/build/reproducible-path/supercollider-sc3-plugins-3.13.0~repack/obj-powerpc64le-linux-gnu'
make[1]: *** [Makefile:159: all] Error 2
make[1]: Leaving directory
'/build/reproducible-path/supercollider-sc3-plugins-3.13.0~repack/obj-powerpc64le-linux-gnu'
dh_auto_build: error: cd obj-powerpc64le-linux-gnu && make -j8
INSTALL="install --strip-program=true" VERBOSE=1 returned exit code 2
make: *** [debian/rules:14: binary-arch] Error 25
dpkg-buildpackage: error: debian/rules binary-arch subprocess failed
with exit status 2


see build log on ppc64el:
https://buildd.debian.org/status/fetch.php?pkg=supercollider-sc3-plugins&arch=ppc64el&ver=3.13.0%7Erepack-1.2&stamp=1782753041&raw=0


I was able to reproduce the issue on my ppc64el machine.
I will look into this issue and post my updates soon.

Thanks,
Trupti

Hello,

Bug #1141134 in supercollider-sc3-plugins reported by you has been fixed in the
Git repository and is awaiting an upload. You can see the commit
message below and you can check the diff of the fix at:

https://salsa.debian.org/multimedia-team/supercollider-sc3-plugins/-/commit/f23fd2b7a8b326d1fa01d4cc937660414dea3c65
------------------------------------------------------------------------
Fix FTBFS on ppc64el by re-enabling AltiVec/VSX

Closes: #1141134
------------------------------------------------------------------------

(this message was generated automatically)
-- 
Greetings

https://bugs.debian.org/1141134

We believe that the bug you reported is fixed in the latest version of
supercollider-sc3-plugins, which is due to be installed in the Debian FTP archive.

A summary of the changes between this version and the previous one is
attached.

Thank you for reporting the bug, which will now be closed.  If you
have further comments please address them to 1141134@bugs.debian.org,
and the maintainer will reopen the bug report if appropriate.

Debian distribution maintenance software
pp.
IOhannes m zmölnig (Debian/GNU) <umlaeute@debian.org> (supplier of updated supercollider-sc3-plugins package)

(This message was generated automatically at their request; if you
believe that there is a problem with it please contact the archive
administrators by mailing ftpmaster@ftp-master.debian.org)
Format: 1.8
Date: Tue, 30 Jun 2026 16:00:57 +0200
Source: supercollider-sc3-plugins
Architecture: source
Version: 3.14.0+ds-1
Distribution: unstable
Urgency: medium
Maintainer: Debian Multimedia Maintainers <debian-multimedia@lists.debian.org>
Changed-By: IOhannes m zmölnig (Debian/GNU) <umlaeute@debian.org>
Closes: 1141134
Changes:
 supercollider-sc3-plugins (3.14.0+ds-1) unstable; urgency=medium
 .
   * Team upload.
 .
   * New upstream version 3.14.0+ds
     + Drop patches applied upstream
     + Refresh patches
 .
   * Fix FTBFS on ppc64el by re-enabling AltiVec/VSX (Closes: #1141134)
   * Upgrade packaging to debhelper 14
     + Drop explicit ${*:Depends} variables from d/control
     + Use execute_after_dh_... instead of override_dh_...
   * Drop obsolete 'Priority: optional' stanza.
   * Drop lintian-overrides for deprecated tags
   * Update d/copyright
     + Exclude unnecessary files from upstream tarball
   * Add salsa-ci configuration
   * Update d/watch
     + Use version 5
     + Allow us to use uscan to download upstream tarballs
   * Apply 'wrap-and-sort -ast'
   * Bump standards version to 4.7.4
Checksums-Sha1:
 60ff85adb13d8c4e2b7c510b4898ff2431785737 2608 supercollider-sc3-plugins_3.14.0+ds-1.dsc
 d5eb8205f866e5c9f85bfd01723736df9faefb66 3136340 supercollider-sc3-plugins_3.14.0+ds.orig.tar.xz
 1527db38b21df838315b5d7a6207572e6243436c 16060 supercollider-sc3-plugins_3.14.0+ds-1.debian.tar.xz
Checksums-Sha256:
 195df75c5bbdc1866c007dcd6592539b24c9edff9402ef33b8afe5331ee42403 2608 supercollider-sc3-plugins_3.14.0+ds-1.dsc
 7cd4f55776cfd5fa403d8cb898ea30b80703124bccdd956d9ff90256d0ac6fa5 3136340 supercollider-sc3-plugins_3.14.0+ds.orig.tar.xz
 98625bc3559980d83cb89d5ad9238c9f5f0f228f55620b97fae6ea0858bdb674 16060 supercollider-sc3-plugins_3.14.0+ds-1.debian.tar.xz
Files:
 5cb21bac1e10c43c6e3787fa7c72ea1b 2608 sound optional supercollider-sc3-plugins_3.14.0+ds-1.dsc
 44187b1274b64715866526f8d9807aaf 3136340 sound optional supercollider-sc3-plugins_3.14.0+ds.orig.tar.xz
 92b3461c0b604b66ddcfcfa011e74ded 16060 sound optional supercollider-sc3-plugins_3.14.0+ds-1.debian.tar.xz
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