message: [CMake] Run the lldb-server tests with system debugserver.
  Now that we no longer build debugserver when LLDB_USE_SYSTEM_DEBUGSERVER
  is set, we have to change the logic for testing lldb-server.
diff: @@ -13,7 +13,7 @@ endfunction()
  add_lldb_test_executable(thread_inferior inferior/thread_inferior.cpp)
  add_lldb_test_executable(environment_check inferior/environment_check.cpp)
  -if(LLDB_CAN_USE_DEBUGSERVER AND LLDB_TOOL_DEBUGSERVER_BUILD)
  +if(LLDB_CAN_USE_DEBUGSERVER AND (LLDB_TOOL_DEBUGSERVER_BUILD OR LLDB_USE_SYSTEM_DEBUGSERVER))
  if(LLDB_USE_SYSTEM_DEBUGSERVER)
  lldb_find_system_debugserver(debugserver_path)
  else()
  