Snapshot gcc-12-20220102 is now available on
  https://gcc.gnu.org/pub/gcc/snapshots/12-20220102/
and on various mirrors, see http://gcc.gnu.org/mirrors.html for details.

This snapshot has been generated from the GCC 12 git branch
with the following options: git://gcc.gnu.org/git/gcc.git branch master revision 9ff206d3865df5cb8407490aa9481029beac087f

You'll find:

 gcc-12-20220102.tar.xz               Complete GCC

  SHA256=d2c7e42ab6cb96e40e99a5995d713e093cf20bf7da980f48f6db8c541ed78fa4
  SHA1=2d0eeb2c1d18f42a34c50a237538f3bd588bfeba

Diffs from 12-20211226 are available in the diffs/ subdirectory.

When a particular snapshot is ready for public consumption the LATEST-12
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.