Snapshot gcc-9-20211230 is now available on
  https://gcc.gnu.org/pub/gcc/snapshots/9-20211230/
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 218f5148de327759769468030496bd370102bd64

You'll find:

 gcc-9-20211230.tar.xz                Complete GCC

  SHA256=615dd83371326b63f16eac8bb47ee686ad5fba6547a3518ec749234b6246e11b
  SHA1=0818b925d5fb31206ad17ce3ac784b24254df60c

Diffs from 9-20211223 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.