Snapshot gcc-12-20210530 is now available on
  https://gcc.gnu.org/pub/gcc/snapshots/12-20210530/
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 a0a7adeea31918deefb053a9a15257af94aecfaf

You'll find:

 gcc-12-20210530.tar.xz               Complete GCC

  SHA256=3887b1aa0fe889244ea07104e9874e3df5985f5dc8435b210cc5f038893855aa
  SHA1=d0c62ed0e84000cd66cb4d24206ee916f5351b8d

Diffs from 12-20210523 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.