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include(Compiler/XL)
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__compiler_xl(CXX)
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string(APPEND CMAKE_CXX_FLAGS_RELEASE_INIT " -DNDEBUG")
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string(APPEND CMAKE_CXX_FLAGS_MINSIZEREL_INIT " -DNDEBUG")
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# -qthreaded = Ensures that all optimizations will be thread-safe
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string(APPEND CMAKE_CXX_FLAGS_INIT " -qthreaded")
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# XL v13.1.1 for Linux ppc64 little-endian switched to using a clang based
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# front end and accepts the -std= option while only reserving -qlanglevel= for
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# compatibility. All other versions (previous versions on Linux ppc64
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# little-endian, all versions on Linux ppc64 big-endian, all versions on AIX
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# and BGQ, etc) are derived from the UNIX compiler and only accept the
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# -qlanglvl option.
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if (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 10.1)
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if (CMAKE_SYSTEM MATCHES "Linux.*ppc64")
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if (CMAKE_SYSTEM MATCHES "Linux.*ppc64le" AND
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CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 13.1.1)
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set(CMAKE_CXX98_STANDARD_COMPILE_OPTION "-std=c++98")
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set(CMAKE_CXX98_EXTENSION_COMPILE_OPTION "-std=gnu++98")
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if (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 13.1.2)
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set(CMAKE_CXX11_STANDARD_COMPILE_OPTION "-std=c++11")
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set(CMAKE_CXX11_EXTENSION_COMPILE_OPTION "-std=gnu++11")
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set(CMAKE_CXX14_STANDARD_COMPILE_OPTION "-std=c++1y")
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set(CMAKE_CXX14_EXTENSION_COMPILE_OPTION "-qlanglvl=extended1y")
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else ()
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set(CMAKE_CXX11_STANDARD_COMPILE_OPTION "-qlanglvl=extended0x")
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set(CMAKE_CXX11_EXTENSION_COMPILE_OPTION "-qlanglvl=extended0x")
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endif ()
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else ()
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# The non-clang based Linux ppc64 compiler, both big-endian and
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# little-endian lacks, the non-extension language level flags
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set(CMAKE_CXX98_STANDARD_COMPILE_OPTION "-qlanglvl=extended")
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set(CMAKE_CXX98_EXTENSION_COMPILE_OPTION "-qlanglvl=extended")
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set(CMAKE_CXX11_STANDARD_COMPILE_OPTION "-qlanglvl=extended0x")
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set(CMAKE_CXX11_EXTENSION_COMPILE_OPTION "-qlanglvl=extended0x")
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endif ()
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else ()
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set(CMAKE_CXX98_STANDARD_COMPILE_OPTION "-qlanglvl=strict98")
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set(CMAKE_CXX98_EXTENSION_COMPILE_OPTION "-qlanglvl=extended")
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set(CMAKE_CXX11_STANDARD_COMPILE_OPTION "-qlanglvl=extended0x")
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set(CMAKE_CXX11_EXTENSION_COMPILE_OPTION "-qlanglvl=extended0x")
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endif ()
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endif ()
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__compiler_check_default_language_standard(CXX 10.1 98)
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set(CMAKE_CXX_COMPILE_OBJECT
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"<CMAKE_CXX_COMPILER> -+ <DEFINES> <INCLUDES> <FLAGS> -o <OBJECT> -c <SOURCE>")
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