Use generator expression to handle compile options for Fortran/C++ separately
Use generator expression to handle compile options for Fortran/C++ separately

walshjon/openmc,liangjg/openmc,paulromano/openmc,wbinventor/openmc,paulromano/openmc,walshjon/openmc,johnnyliu27/openmc,paulromano/openmc,amandalund/openmc,shikhar413/openmc,amandalund/openmc,smharper/openmc,smharper/openmc,mit-crpg/openmc,shikhar413/openmc,wbinventor/openmc,mit-crpg/openmc,smharper/openmc,liangjg/openmc,walshjon/openmc,liangjg/openmc,mit-crpg/openmc,smharper/openmc,johnnyliu27/openmc,amandalund/openmc,paulromano/openmc,wbinventor/openmc,shikhar413/openmc,shikhar413/openmc,liangjg/openmc,wbinventor/openmc,johnnyliu27/openmc,walshjon/openmc,amandalund/openmc,johnnyliu27/openmc,mit-crpg/openmc