CMake Warning \(dev\) at CMP0076-WARN/CMakeLists\.txt:[0-9]+ \(target_sources\):
  Policy CMP0076 is not set: target_sources\(\) command converts relative paths
  to absolute\.  Run "cmake --help-policy CMP0076" for policy details\.  Use
  the cmake_policy command to set the policy and suppress this warning\.

  An interface source of target "publiclib" has a relative path\.
This warning is for project developers\.  Use -Wno-dev to suppress it\.

CMake Warning \(dev\) at CMP0076-WARN/CMakeLists\.txt:[0-9]+ \(target_sources\):
  Policy CMP0076 is not set: target_sources\(\) command converts relative paths
  to absolute\.  Run "cmake --help-policy CMP0076" for policy details\.  Use
  the cmake_policy command to set the policy and suppress this warning\.

  A private source from a directory other than that of target "publiclib" has
  a relative path\.
This warning is for project developers\.  Use -Wno-dev to suppress it\.

CMake Error in CMakeLists\.txt:
  Target "publiclib" contains relative path in its INTERFACE_SOURCES:

    "CMP0076-WARN/subdir_empty_1\.cpp"
