cmake: no -Werror-implicit-function-declaration for C++
This flag was ignored for C++. Starting with GCC-9 this flag is complained about.master
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3064887ae2
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9799a99238
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@ -82,7 +82,7 @@ if(CMAKE_SYSTEM_PROCESSOR MATCHES "^(powerpc|ppc)64le")
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endif()
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if(CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_GNUCXX OR CMAKE_COMPILER_IS_CLANG)
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set(CMAKE_CXX_FLAGS "-Wall -Wextra -Wvla -Wno-unused-function -Werror-implicit-function-declaration -Wno-missing-field-initializers ${CMAKE_CXX_FLAGS} -fno-strict-aliasing")
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set(CMAKE_CXX_FLAGS "-Wall -Wextra -Wvla -Wno-unused-function -Wno-missing-field-initializers ${CMAKE_CXX_FLAGS} -fno-strict-aliasing")
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set(CMAKE_C_FLAGS "-Wall -Wextra -Wvla -Wno-unused-function -Werror-implicit-function-declaration -Wno-missing-braces -Wno-missing-field-initializers ${CMAKE_C_FLAGS} -std=gnu99 -fno-strict-aliasing")
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option(USE_LIBC++ "Use libc++ instead of libstdc++" ${APPLE})
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