gcc-12 (12.3.0-8) unstable; urgency=medium

gcc-12 (12.3.0-8) unstable; urgency=medium

  * Update to git 20230824 from the gcc-12 branch.
    - Fix PR c++/106310, PR c++/106890, PR c++/109666, PR c++/108099,
      PR c++/109761, PR d/110959, PR fortran/107397.
  * Update sanitizer symbols files.
  * Address some lintian warnings:
    - Be quiet about libstdc++-doc manpages.
    - Don't complain about unstripped sanitizer libraries.
  * Update libgphobos symbols file.
  * Remove test protocols in clean target. Closes: #1044154.
  * Disable Ada, Go, D, Modula-2 frontends on loong64.

[dgit import unpatched gcc-12 12.3.0-8]