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- set(genexvar $<COMPILE_FEATURES:cxx_final>)
- if (HAVE_FINAL)
- set(expected_result 1)
- else()
- set(expected_result 0)
- endif()
- add_custom_command(OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/copied_file${expected_result}.cpp"
- COMMAND "${CMAKE_COMMAND}" -E copy "${CMAKE_CURRENT_SOURCE_DIR}/empty.cpp" "${CMAKE_CURRENT_BINARY_DIR}/copied_file${genexvar}.cpp"
- )
- add_library(empty "${CMAKE_CURRENT_BINARY_DIR}/copied_file${genexvar}.cpp")
- if (HAVE_FINAL)
- target_compile_features(empty PRIVATE cxx_final)
- endif()
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