#.rst: # # Enables 64-bit integer support for Fortran projects. # # Variables modified (provided the corresponding language is enabled):: # # CMAKE_Fortran_FLAGS # # autocmake.cfg configuration:: # # docopt: --int64 Enable 64bit integers [default: False]. # define: '-DENABLE_64BIT_INTEGERS=%s' % arguments['--int64'] option(ENABLE_64BIT_INTEGERS "Enable 64-bit integers" OFF) if(ENABLE_64BIT_INTEGERS) if(DEFINED CMAKE_Fortran_COMPILER_ID) if(CMAKE_Fortran_COMPILER_ID MATCHES GNU) set(CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} -fdefault-integer-8") endif() if(CMAKE_Fortran_COMPILER_ID MATCHES Intel) set(CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} -i8") endif() if(CMAKE_Fortran_COMPILER_ID MATCHES PGI) set(CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} -i8") endif() if(CMAKE_Fortran_COMPILER_ID MATCHES XL) set(CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} -qintsize=8 -q64") endif() endif() endif()