Krita FTBFS in questing with "libfontconfig.so uses IBM long double"

[Rik Mills]

Questing: krita 1:5.2.10+dfsg-0ubuntu1

Krita FTBFS in questing with "libfontconfig.so uses IBM long double"

See: https://wiki.debian.org/ToolChain/IEEELongDouble

cd /<<PKGBUILDDIR>>/obj-powerpc64le-linux-gnu/plugins/color/lcms2engine && /usr/bin/cmake -E cmake_link_script CMakeFiles/kritalcmsengine.dir/link.txt --verbose=1
/usr/src/krita-1:5.2.10+dfsg-0ubuntu1/libs/flake/tools/KoPathSegmentChangeStrategy.cpp: In member function ‘handleMouseMove’:
/usr/src/krita-1:5.2.10+dfsg-0ubuntu1/libs/flake/tools/KoPathSegmentChangeStrategy.cpp:51:6: note: parameter passing for argument of type ‘struct pair’ when C++17 is enabled changed to match C++14 in GCC 10.1
/usr/bin/ld: /usr/lib/powerpc64le-linux-gnu/libfontconfig.so uses IBM long double, /tmp/ccf9ZlGr.ltrans36.ltrans.o uses IEEE long double
collect2: error: ld returned 1 exit status

[Launchpad Janitor (janitor)]

This bug was fixed in the package fontconfig - 2.15.0-2.3ubuntu1

---------------
fontconfig (2.15.0-2.3ubuntu1) questing; urgency=medium

  * Merge with Debian Unstable. Remaining changes:
    - debian/source_fontconfig.py, debian/fontconfig.install:
      + Install apport hook
    - debian/fontconfig-config.install:
      + Install fonts-conf.5.gz
    - Add 04_ubuntu_monospace_lcd_filter_conf.patch:
      + Use legacy lcdfilter with smaller monospace fonts
    - Add 05_lcdfilterlegacy.patch: Recognize const value "lcdfilterlegacy",
      used in Ubuntu before upstream introduced "lcdlegacy"
    - Add 07_no_bitmaps.patch:
      + Install 70-no-bitmaps-except-emoji.conf
    - Add 0001-cache-If-nsec-is-zero-don-t-use-it-for-comparisons.patch
      + If nsec is zero, don't use it for comparisons
    - Drop debian/fontconfig-config.NEWS, debian/fontconfig-config.templates,
      debian/fontconfig-config.config, and associated po files.
      Modify debian/rules, debian/fontconfig-config.postinst,
      debian/fontconfig-config.postrm, and debian/README.Debian.
      + Don't provide debconf prompts
    - debian/fontconfig-config.maintscript:
      + Entries due to dropped Ubuntu patches and move from /etc to /usr
    - debian/rules:
      + Config option to generate the 10-sub-pixel-rgb.conf symlink
  * Rebuild for IEEE long double on ppc64el. Fixes FTBFS of krita on
    ppc64el. (LP: #2115961)

fontconfig (2.15.0-2.3) unstable; urgency=medium

  * Non-maintainer upload.

  [ Carles Pina i Estany ]
  * Update po-debconf Catalan translation

  [ Boyuan Yang ]
  * debian/fontconfig-config.postrm: Also clean up the newly-added
    70-no-bitmaps-except-emoji.conf file on purge to fix piuparts errors.
    (Closes: #1072210) (MR: !14)

 -- Rik Mills <email address hidden> Fri, 04 Jul 2025 13:59:13 +0100