FUNCTION(kokkos_set_intel_flags full_standard int_standard) STRING(TOLOWER ${full_standard} FULL_LC_STANDARD) STRING(TOLOWER ${int_standard} INT_LC_STANDARD) # The following three blocks of code were copied from # /Modules/Compiler/Intel-CXX.cmake from CMake 3.7.2 and then modified. IF(CMAKE_CXX_SIMULATE_ID STREQUAL MSVC) SET(_std -Qstd) SET(_ext c++) ELSE() SET(_std -std) SET(_ext gnu++) ENDIF() IF(NOT KOKKOS_CXX_STANDARD STREQUAL 11 AND NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 15.0.2) #There is no gnu++14 value supported; figure out what to do. SET(KOKKOS_CXX_STANDARD_FLAG "${_std}=c++${FULL_LC_STANDARD}" PARENT_SCOPE) SET(KOKKOS_CXX_INTERMEDIATE_STANDARD_FLAG "${_std}=c++${INT_LC_STANDARD}" PARENT_SCOPE) ELSEIF(KOKKOS_CXX_STANDARD STREQUAL 11 AND NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 13.0) IF (CMAKE_CXX_EXTENSIONS) SET(KOKKOS_CXX_STANDARD_FLAG "${_std}=${_ext}c++11" PARENT_SCOPE) ELSE() SET(KOKKOS_CXX_STANDARD_FLAG "${_std}=c++11" PARENT_SCOPE) ENDIF() ELSE() MESSAGE(FATAL_ERROR "Intel compiler version too low - need 13.0 for C++11 and 15.0 for C++14") ENDIF() ENDFUNCTION()