CMake Error at BadInvalidName5.cmake:7 \(include_directories\):
  Error evaluating generator expression:

    \$<TARGET_PROPERTY:,>

  \$<TARGET_PROPERTY:tgt,prop> expression requires a non-empty target name and
  property name.
Call Stack \(most recent call first\):
  CMakeLists.txt:8 \(include\)$
