Files
lammps/lib/kokkos/cmake/kokkos_pick_cxx_std.cmake
2024-12-13 09:23:03 -07:00

29 lines
871 B
CMake

# From CMake 3.10 documentation
#This can run at any time
kokkos_option(
CXX_STANDARD
""
STRING
"[[DEPRECATED - USE CMAKE_CXX_STANDARD INSTEAD]] The C++ standard for Kokkos to use: 17 or 20. If empty, this will default to CMAKE_CXX_STANDARD. If both CMAKE_CXX_STANDARD and Kokkos_CXX_STANDARD are empty, this will default to 17"
)
# Set CXX standard flags
set(KOKKOS_ENABLE_CXX17 OFF)
set(KOKKOS_ENABLE_CXX20 OFF)
set(KOKKOS_ENABLE_CXX23 OFF)
set(KOKKOS_ENABLE_CXX26 OFF)
if(KOKKOS_CXX_STANDARD)
message(
FATAL_ERROR
"Setting the variable Kokkos_CXX_STANDARD in configuration is deprecated - set CMAKE_CXX_STANDARD directly instead"
)
endif()
if(NOT CMAKE_CXX_STANDARD)
set(KOKKOS_CXX_STANDARD "17")
else()
set(KOKKOS_CXX_STANDARD ${CMAKE_CXX_STANDARD})
endif()
message(STATUS "Setting default Kokkos CXX standard to ${KOKKOS_CXX_STANDARD}")