Snapshot gcc-12-20210912 is now available on
  https://gcc.gnu.org/pub/gcc/snapshots/12-20210912/
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 53a4def0dc1aac39d592a0d20e9ec16e8b5574ac

You'll find:

 gcc-12-20210912.tar.xz               Complete GCC

  SHA256=895846b1fe9c641883e5846efaefb9deda41e043df7ec6c9e5ebc1314c686959
  SHA1=4bb0d4e7d29b62fc49b72f3866887edf4b393391

Diffs from 12-20210905 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.