32 lines
1.0 KiB
CMake
32 lines
1.0 KiB
CMake
#.rst:
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#
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# Enables 64-bit integer support for Fortran projects.
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#
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# Variables modified (provided the corresponding language is enabled)::
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#
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# CMAKE_Fortran_FLAGS
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#
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# autocmake.yml configuration::
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#
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# docopt: "--int64 Enable 64bit integers [default: False]."
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# define: "'-DENABLE_64BIT_INTEGERS={0}'.format(arguments['--int64'])"
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option(ENABLE_64BIT_INTEGERS "Enable 64-bit integers" OFF)
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if(ENABLE_64BIT_INTEGERS)
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if(DEFINED CMAKE_Fortran_COMPILER_ID)
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if(CMAKE_Fortran_COMPILER_ID MATCHES GNU)
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set(CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} -fdefault-integer-8")
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endif()
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if(CMAKE_Fortran_COMPILER_ID MATCHES Intel)
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set(CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} -i8")
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endif()
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if(CMAKE_Fortran_COMPILER_ID MATCHES PGI)
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set(CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} -i8")
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endif()
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if(CMAKE_Fortran_COMPILER_ID MATCHES XL)
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set(CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} -qintsize=8 -q64")
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endif()
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endif()
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endif()
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