Snapshot gcc-10-20211231 is now available on
  https://gcc.gnu.org/pub/gcc/snapshots/10-20211231/
and on various mirrors, see http://gcc.gnu.org/mirrors.html for details.

This snapshot has been generated from the GCC 10 git branch
with the following options: git://gcc.gnu.org/git/gcc.git branch releases/gcc-10 revision 5832371ab73b56015f6e05e8714abe93b214ba7c

You'll find:

 gcc-10-20211231.tar.xz               Complete GCC

  SHA256=35df28f34457880f116e13731fc1d95b90433ac8d9560cf613dd8b694528e7e0
  SHA1=cf54dbe41e3b3dce2d24c15077c4f92801347233

Diffs from 10-20211224 are available in the diffs/ subdirectory.

When a particular snapshot is ready for public consumption the LATEST-10
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.