1set(range 1 2 3 4 5 6 7 8 9 10)
2set(aargs "")
3set(bargs "")
4foreach(n IN LISTS range)
5  set(aval "${A${n}ARG}")
6  set(bval "${B${n}ARG}")
7  if(aval OR bval)
8    list(APPEND aargs "\"${aval}\"")
9    list(APPEND bargs "\"${bval}\"")
10  endif()
11endforeach()
12if(NOT "${aargs}" STREQUAL "${bargs}")
13  message(FATAL_ERROR "COMPARE_OPTIONS: \n\t${aargs} != \n\t${bargs}")
14endif()
15