gcc-9 (9.2.1-17) unstable; urgency=medium
* Update to SVN
20191102 (r277743) from the gcc-9-branch.
* Update gm2 from the gcc_9_2_0_gm2 branch
20191031, more parallel
build issues.
* ada-libgnatvsn.diff:
- Copy some of configure.ac's common stuff from libatomic/libgomp.
- Regenerate with automake 1.15.1 and autoconf 2.69.
[dgit import unpatched gcc-9 9.2.1-17]