Snapshot gcc-12-20211128 is now available on
  https://gcc.gnu.org/pub/gcc/snapshots/12-20211128/
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 2899d49e3701a4df18a336a680a7095cc99a2229

You'll find:

 gcc-12-20211128.tar.xz               Complete GCC

  SHA256=c201acfa76234f2a6c33075894c88cf0fa1de9cb6709bf14da71d960172b78b2
  SHA1=04e31c1a0ae09183f079f5377291c91644be6d78

Diffs from 12-20211121 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.