Snapshot gcc-9-20210305 is now available on
  https://gcc.gnu.org/pub/gcc/snapshots/9-20210305/
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 2b4fcfcf12914e69b5b3e4b4eb29997be3bbea5b

You'll find:

 gcc-9-20210305.tar.xz                Complete GCC

  SHA256=aadb42428f2969a509efc93d37fde4f2ee4ddb4d380b7448a0b2b63ee8058c89
  SHA1=7d2a9595c59026f8f3d0d3223d5ded7ba1a330e1

Diffs from 9-20210226 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.