CMake Warning \(policy\) at CMP0222-WARN-churn\.cmake:[0-9]+ \(if\):
  Policy CMP0222 is not set: The if\(\) command supports path prefix tests
  using PATH_IS_PREFIX operator\.  Run "cmake --help-policy CMP0222" for
  policy details\.  Use the cmake_policy command to set the policy and
  suppress this warning\.

  PATH_IS_PREFIX will be interpreted as an operator when the policy is set to
  NEW\.  Since the policy is not set the OLD behavior will be used\.
Call Stack \(most recent call first\):
  CMakeLists\.txt:[0-9]+ \(include\)
This warning is for project developers\.  Use -Wno-author or -Wno-policy to
suppress it\.
