Snapshot gcc-9-20211014 is now available on
  https://gcc.gnu.org/pub/gcc/snapshots/9-20211014/
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 fdfbf451d5127d5900c551230bdf1bb04735a1d9

You'll find:

 gcc-9-20211014.tar.xz                Complete GCC

  SHA256=48274c21bf94a3ffa9b8e54d86a7a4f871a0699bb06326ee874b44c3874cbd7f
  SHA1=25142bc6b83f4c8074535977393d6f2cb41579ba

Diffs from 9-20211007 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.