1# Build tool dependency policy 2 3To ensure the broadest compatibility when building the benchmark library, but 4still allow forward progress, we require any build tooling to be available for: 5 6* Debian stable AND 7* The last two Ubuntu LTS releases AND 8 9Currently, this means using build tool versions that are available for Ubuntu 1016.04 (Xenial), Ubuntu 18.04 (Bionic), and Debian stretch. 11 12_Note, [travis](.travis.yml) runs under Ubuntu 14.04 (Trusty) for linux builds._ 13 14## cmake 15The current supported version is cmake 3.5.1 as of 2018-06-06. 16 17_Note, this version is also available for Ubuntu 14.04, the previous Ubuntu LTS 18release, as `cmake3`._ 19