Use native optimizations instead of hardcoded defaults
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@ -170,7 +170,7 @@ set(CMAKE_CXX_FLAGS_COMPILESPEED "-O0")
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set(CMAKE_CXX_FLAGS_DEBUG "-O0 -g")
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set(CMAKE_CXX_FLAGS_DEBUG "-O0 -g")
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set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "-O1 -g -fno-omit-frame-pointer")
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set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "-O1 -g -fno-omit-frame-pointer")
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set(CMAKE_CXX_FLAGS_RELEASE "-O2")
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set(CMAKE_CXX_FLAGS_RELEASE "-O2")
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set(CMAKE_CXX_FLAGS_PERFORMANCE "-Ofast -mmmx -msse -msse2")
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set(CMAKE_CXX_FLAGS_PERFORMANCE "-Ofast -march=native")
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if(USE_LTO)
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if(USE_LTO)
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fwhole-program -flto")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fwhole-program -flto")
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