Snapshot gcc-9-20210513 is now available on
  https://gcc.gnu.org/pub/gcc/snapshots/9-20210513/
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 9f650694b6eee1dc22a64ac4a1cd0d9863262a6f

You'll find:

 gcc-9-20210513.tar.xz                Complete GCC

  SHA256=8f9d3f862b234a83c1ebe2ffc6bbd80c2234907f596102a4ad88e5ef93225f34
  SHA1=4c08ac04e15177824456b29b2f490c72e5e65698

Diffs from 9-20210506 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.