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sync C++ standard selection with main CMakeLists.txt file

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This commit is contained in:
Axel Kohlmeyer
2025-02-04 17:00:12 -05:00
parent c10219da9e
commit 2ae07ec1cb
1 changed files with 20 additions and 2 deletions
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22
cmake/Modules/LAMMPSInterfacePlugin.cmake
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@ -34,8 +34,26 @@ if(MSVC)
add_compile_definitions(_CRT_SECURE_NO_WARNINGS)
endif()
# C++11 is required
set(CMAKE_CXX_STANDARD 11)
if(NOT CMAKE_CXX_STANDARD)
if(cxx_std_17 IN_LIST CMAKE_CXX_COMPILE_FEATURES)
set(CMAKE_CXX_STANDARD 17)
else()
set(CMAKE_CXX_STANDARD 11)
endif()
endif()
if(CMAKE_CXX_STANDARD LESS 11)
message(FATAL_ERROR "C++ standard must be set to at least 11")
endif()
if(CMAKE_CXX_STANDARD LESS 17)
message(WARNING "Selecting C++17 standard is preferred over C++${CMAKE_CXX_STANDARD}")
endif()
if(PKG_KOKKOS AND (CMAKE_CXX_STANDARD LESS 17))
set(CMAKE_CXX_STANDARD 17)
endif()
# turn off C++17 check in lmptype.h
if(LAMMPS_CXX11)
add_compile_definitions(LAMMPS_CXX11)
endif()
set(CMAKE_CXX_STANDARD_REQUIRED ON)
# Need -restrict with Intel compilers