hc
2024-08-12 233ab1bd4c5697f5cdec94e60206e8c6ac609b4c
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set(CMAKE_CXX_FLAGS                "${CMAKE_CXX_FLAGS} -Wall -std=c++11 -fPIC")
set(CMAKE_CXX_FLAGS_DEBUG          "-O0 -g -gdwarf")
set(CMAKE_CXX_FLAGS_MINSIZEREL     "-Os -DNDEBUG")
set(CMAKE_CXX_FLAGS_RELEASE        "-O4 -DNDEBUG")
set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "-O2 -g -gdwarf")
 
if (CMAKE_CXX_COMPILER_ID MATCHES "GNU")
    execute_process(
        COMMAND ${CMAKE_CXX_COMPILER} -dumpversion OUTPUT_VARIABLE GCC_VERSION)
    if (NOT (GCC_VERSION VERSION_GREATER 4.7 OR GCC_VERSION VERSION_EQUAL 4.7))
        message(FATAL_ERROR "${PROJECT_NAME} requires g++ 4.7 or greater.")
    endif ()
    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -ffunction-sections -fdata-sections")
    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -ffunction-sections -fdata-sections")
    set(CMAKE_LINKER_FLAGS "${CMAKE_LINKER_FLAGS} -Wl,--gc-sections")
elseif (CMAKE_CXX_COMPILER_ID MATCHES "Clang")
    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -stdlib=libc++")
elseif (CMAKE_CXX_COMPILER_ID MATCHES "MSVC")
    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /stdlib=libc++")
else ()
    message(FATAL_ERROR "Your C++ compiler does not support C++11.")
endif ()
 
# Workaround Compile Errors
if (CMAKE_CXX_COMPILER_ID MATCHES "GNU")
    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-reorder")
    add_compile_options(
        -Wno-unused
        -Wno-unused-result
        -Wno-misleading-indentation
        -Wno-format-truncation
        -fno-strict-aliasing
        -Wno-address-of-packed-member
        -Wno-psabi
        )
    set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -fstack-protector-strong -D_FORTIFY_SOURCE=2")
elseif (CMAKE_CXX_COMPILER_ID MATCHES "MSVC")
    add_definitions(-D_CRT_SECURE_NO_WARNINGS)
endif()
 
if (RKAIQ_ENABLE_ASAN)
    set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -fno-omit-frame-pointer -fsanitize=address")
    set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -fno-omit-frame-pointer -fsanitize=address")
    set(CMAKE_LINKER_FLAGS_DEBUG "${CMAKE_LINKER_FLAGS_DEBUG} -fno-omit-frame-pointer -fsanitize=address")
endif()