gcc10-10.4.0+git2794-150000.1.9.1

- Update to GCC 10.4 release (80c8c5b8f69bcd2dd168933fe6a), git2794
  * includes remaining regression fixes from the branch

- Update to gcc-10 branch head (f9982b5a81a151663c76ba0a3), git2389
- Add gcc10-PIE, similar to gcc-PIE but affecting gcc10 [bsc#1195628]
- Remove sys/rseq.h from include-fixed

- Put libstdc++6-pp Requires on the shared library and drop
  to Recoomends.

- Properly adjust GPL-3.0 WITH GCC-exception-3.1 to
  GPL-3.0-or-later WITH GCC-exception-3.1

- Remove bits/unistd_ext.h from include-fixed

- Update to gcc-10 branch head (048117e16c77f82598fca9af5), git1893
  * Removes cyclades header use from libsanitizer.  [boo#1188076]

- Force using llvm11 for amdgcn offloading since llvm12 doesn't
  yet work.

- Fix value of %slibdir64 for usrmerge

- Update to GCC 10.3.0 release (63fa67847628e5f358e7e2e7e), git1587
- Disable nvptx offloading for aarch64 again since it doesn't work

- Update to gcc-10 branch head (892024d4af83b258801ff7484), git1574
  * Includes GCC 10.3 RC1

- Update to gcc-10 branch head (592388d4f6e8a6adb470428fe), git1450

- Update to gcc-10 branch head (85977f624a34eac309f9d77a5), git1331
  * Includes fix for [bsc#1182016]
- The 32bit nvptx libgomp plugin is no longer built, do not attempt
  to package it.

- Remove include-fixed/pthread.h
- Change GCC exception licenses to SPDX format

- Update to gcc-10 branch head (e563687cf9d3d1278f45aaebd), git1030
  * Includes fix for firefox build [gcc#97918]

- Do not specify alternate offload compiler location at
  configure time.
- Update README.First-for.SuSE.packagers
- Install offload compilers for gcc10-testresults build

- Enable fortran for offload compilers.

- Add gcc10-amdgcn-llvm-as.patch to fix build of amdgcn offload
  compiler with llvm11.

- Update to gcc-10 branch head (98ba03ffe0b9f37b4916ce6238), git958.
  * Includes fix for memcpy miscompilation on aarch64.
    [bsc#1178624, bsc#1178577]