Valgrind 3.22 Is Available

Reddit announcement :

We are pleased to announce a new release of Valgrind, version 3.22.0, available from https://valgrind.org/downloads/current.html.

See the release notes below for details of changes. Our thanks to all those who contribute to Valgrind's development. This release represents a great deal of time, energy and effort on the part of many people.

Happy and productive debugging and profiling,

-- The Valgrind Developers