llvm-project

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find_package(PkgConfig REQUIRED)
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pkg_search_module(ISL isl)
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if (NOT ISL_FOUND EQUAL 1)
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  message(FATAL_ERROR "No libisl found on this system. Consider setting PKG_CONFIG_PATH.")
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endif()
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add_library(ISL INTERFACE IMPORTED)
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foreach (incl IN LISTS ISL_INCLUDE_DIRS)
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  set_property(TARGET ISL APPEND PROPERTY INTERFACE_INCLUDE_DIRECTORIES ${incl})
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endforeach()
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foreach (libname IN LISTS ISL_LIBRARIES)
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  if (ISL_LIBRARY_DIRS)
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    foreach (dir IN LISTS ISL_LIBRARY_DIRS)
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      list(APPEND hints  ${dir})
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    endforeach()
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  endif()
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  find_library(lib NAMES ${libname} HINTS ${hints} NO_DEFAULT_PATH)
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  set_property(TARGET ISL APPEND PROPERTY INTERFACE_LINK_LIBRARIES ${lib})
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endforeach()
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foreach (opt IN LISTS ISL_CFLAGS ISL_CFLAGS_OTHER)
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  set_property(TARGET ISL APPEND PROPERTY INTERFACE_COMPILE_OPTIONS ${opt})
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endforeach()
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