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ecd5bf98d9
* transpose include(mode.common) and include (mode.${build_mode}),
so the former can reference the value defined by the latter.
* set stack_usage_threshold for supported build modes.
please note, this compiler option (-Wstack-usage=<bytes>) is only
supported by GCC so far.
Signed-off-by: Kefu Chai <kefu.chai@scylladb.com>
40 lines
1.3 KiB
CMake
40 lines
1.3 KiB
CMake
set(disabled_warnings
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c++11-narrowing
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mismatched-tags
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missing-braces
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overloaded-virtual
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parentheses-equality
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unsupported-friend)
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include(CheckCXXCompilerFlag)
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foreach(warning ${disabled_warnings})
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check_cxx_compiler_flag("-Wno-${warning}" _warning_supported_${warning})
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if(_warning_supported_${warning})
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list(APPEND _supported_warnings ${warning})
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endif()
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endforeach()
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list(TRANSFORM _supported_warnings PREPEND "-Wno-")
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string(JOIN " " CMAKE_CXX_FLAGS "-Wall" "-Werror" ${_supported_warnings})
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function(default_target_arch arch)
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set(x86_instruction_sets i386 i686 x86_64)
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if(CMAKE_SYSTEM_PROCESSOR IN_LIST x86_instruction_sets)
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set(${arch} "westmere" PARENT_SCOPE)
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elseif(CMAKE_SYSTEM_PROCESSOR EQUAL "aarch64")
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set(${arch} "armv8-a+crc+crypto" PARENT_SCOPE)
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else()
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set(${arch} "" PARENT_SCOPE)
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endif()
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endfunction()
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default_target_arch(target_arch)
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if(target_arch)
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string(APPEND CMAKE_CXX_FLAGS " -march=${target_arch}")
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endif()
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math(EXPR _stack_usage_threshold_in_bytes "${stack_usage_threshold_in_KB} * 1024")
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set(_stack_usage_threshold_flag "-Wstack-usage=${_stack_usage_threshold_in_bytes}")
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check_cxx_compiler_flag(${_stack_usage_threshold_flag} _stack_usage_flag_supported)
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if(_stack_usage_flag_supported)
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string(APPEND CMAKE_CXX_FLAGS " ${_stack_usage_threshold_flag}")
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endif()
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