Snapshot gcc-9-20211209 is now available on
  https://gcc.gnu.org/pub/gcc/snapshots/9-20211209/
and on various mirrors, see http://gcc.gnu.org/mirrors.html for details.

This snapshot has been generated from the GCC 9 git branch
with the following options: git://gcc.gnu.org/git/gcc.git branch releases/gcc-9 revision 3ff63324300b14d081b6fbba8499c342d36bdb70

You'll find:

 gcc-9-20211209.tar.xz                Complete GCC

  SHA256=3ab3846325be31f387c8cee3f5f62fe31e754e7d0c5c6015cdc17886f2622958
  SHA1=8ae8b81d41f4a86be8a94d5c0d20dbe220456559

Diffs from 9-20211202 are available in the diffs/ subdirectory.

When a particular snapshot is ready for public consumption the LATEST-9
link is updated and a message is sent to the gcc list.  Please do not use
a snapshot before it has been announced that way.