ornladios/ADIOS2
cmake/upstream/FindMPI.cmake
:356
execute_process(
COMMAND ${MPI_${LANG}_COMPILER} ${_MPI_COMPILER_WRAPPER_OPTIONS} ${QUERY_FLAG}
OUTPUT_VARIABLE WRAPPER_OUTPUT OUTPUT_STRIP_TRAILING_WHITESPACE
ERROR_VARIABLE WRAPPER_OUTPUT ERROR_STRIP_TRAILING_WHITESPACE
RESULT_VARIABLE WRAPPER_RETURN)