CMake Warning \(dev\) at CMP0102-Common.cmake:2 \(mark_as_advanced\):
  Policy CMP0102 is not set: The variable named "CMP0102_TEST_VARIABLE" is
  not in the cache.  This results in an empty cache entry which is no longer
  created when policy CMP0102 is set to NEW.  Run "cmake --help-policy
  CMP0102" for policy details.  Use the cmake_policy command to set the
  policy and suppress this warning.
Call Stack \(most recent call first\):
  CMP0102-WARN.cmake:4 \(include\)
  CMakeLists.txt:3 \(include\)
This warning is for project developers.  Use -Wno-dev to suppress it.