Snapshot gcc-9-20210819 is now available on
  https://gcc.gnu.org/pub/gcc/snapshots/9-20210819/
and on various mirrors, see http://gcc.gnu.org/mirrors.html for details.

This snapshot has been generated from the GCC 9 git branch
with the following options: git://gcc.gnu.org/git/gcc.git branch releases/gcc-9 revision 255fe52e8ad859f59bb863ad75d00fa84caa88bd

You'll find:

 gcc-9-20210819.tar.xz                Complete GCC

  SHA256=f79d7cce8423bc736604777c1ffb19b863ceb1221cf717363f0ab21ec1be149f
  SHA1=525261b67b5dde055438ae52ae3690856191cda9

Diffs from 9-20210812 are available in the diffs/ subdirectory.

When a particular snapshot is ready for public consumption the LATEST-9
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.