2019-11-26 13:43:07 +01:00
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# Added in CMake 3.9
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include (CheckIPOSupported)
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check_ipo_supported (RESULT result OUTPUT output)
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2019-12-01 18:32:55 +01:00
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if (result AND ENABLE_LTO AND CMAKE_BUILD_TYPE STREQUAL "Release")
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2019-11-26 13:43:07 +01:00
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message (STATUS "\nLTO enabled.")
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else()
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if (${output})
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message (WARNING "\nIPO disabled: ${output}")
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else()
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2019-12-01 21:29:22 +01:00
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message (WARNING "\nIPO was disabled or not in a Release build.")
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2019-11-26 13:43:07 +01:00
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endif()
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set (ENABLE_LTO OFF)
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endif()
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2019-11-29 23:32:01 +01:00
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2019-12-01 15:54:28 +01:00
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function (SFIZZ_ENABLE_LTO_IF_NEEDED TARGET)
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2019-12-01 21:29:22 +01:00
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if (${ENABLE_LTO})
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2019-11-29 23:32:01 +01:00
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message(STATUS "Enabling LTO on ${TARGET}")
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set_property (TARGET ${TARGET} PROPERTY INTERPROCEDURAL_OPTIMIZATION True)
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endif()
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endfunction()
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