lower the C++ standard to 14 for some files when compiling with intel classic compiler

This commit is contained in:
Axel Kohlmeyer
2023-11-18 06:21:28 -05:00
parent 6ae0715650
commit be286d2c7d

View File

@ -428,6 +428,18 @@ if(BUILD_OMP)
target_link_libraries(lmp PRIVATE OpenMP::OpenMP_CXX)
endif()
# lower C++ standard for fmtlib sources when using Intel classic compiler
if((CMAKE_CXX_COMPILER_ID STREQUAL "Intel") AND (CMAKE_CXX_STANDARD GREATER_EQUAL 17)
AND (CMAKE_CXX_COMPILER_VERSION VERSION_LESS 2021.10))
message(STATUS "Lowering C++ standard for compiling fmtlib sources with Intel Classic compiler")
get_filename_component(LMP_UTILS_SRC "${LAMMPS_SOURCE_DIR}/utils.cpp" ABSOLUTE)
get_filename_component(LMP_VARIABLE_SRC "${LAMMPS_SOURCE_DIR}/variable.cpp" ABSOLUTE)
get_filename_component(FMT_FORMAT_SRC "${LAMMPS_SOURCE_DIR}/fmtlib_format.cpp" ABSOLUTE)
get_filename_component(FMT_OS_SRC "${LAMMPS_SOURCE_DIR}/fmtlib_os.cpp" ABSOLUTE)
set_source_files_properties("${FMT_FORMAT_SRC}" "${FMT_OS_SRC}" "${LMP_VARIABLE_SRC}" "${LMP_UTILS_SRC}"
PROPERTIES COMPILE_OPTIONS "-std=c++14")
endif()
if(PKG_ATC OR PKG_AWPMD OR PKG_ML-QUIP OR PKG_ML-POD OR PKG_ELECTRODE OR BUILD_TOOLS)
enable_language(C)
if (NOT USE_INTERNAL_LINALG)