^CMake Error at TARGET_GENEX_EVAL-no-arg.cmake:4 \(add_custom_command\):
  Error evaluating generator expression:

    \$<TARGET_GENEX_EVAL:>

  \$<TARGET_GENEX_EVAL> expression requires 2 comma separated parameters, but
  got 1 instead.
Call Stack \(most recent call first\):
  CMakeLists.txt:3 \(include\)
