CMake Error at OUTPUT_NAME-recursion\.cmake:[0-9]+ \(add_executable\):
  Target 'empty1' OUTPUT_NAME depends on itself\.
Call Stack \(most recent call first\):
  CMakeLists\.txt:3 \(include\)
.*
CMake Error at OUTPUT_NAME-recursion\.cmake:[0-9]+ \(add_executable\):
  Target 'empty2' OUTPUT_NAME depends on itself\.
Call Stack \(most recent call first\):
  CMakeLists\.txt:3 \(include\)
