Hello Stephan Thank you for the quick feedback.
If I add: CXX=gcc -Wno-stringop-overflow in my autogen.input, I got this during autogen.sh: checking whether ccache gcc might report false -Werror=maybe-uninitialized... no checking whether ccache gcc might report false -Werror=stringop-overflow=... no checking whether /usr/bin/ccache gcc -Wno-stringop-overflow can compile SSE2 intrinsics... yes checking whether /usr/bin/ccache gcc -Wno-stringop-overflow can compile SSSE3 intrinsics... yes checking whether /usr/bin/ccache gcc -Wno-stringop-overflow can compile SSE4.1 intrinsics... yes checking whether /usr/bin/ccache gcc -Wno-stringop-overflow can compile SSE4.2 intrinsics... yes checking whether /usr/bin/ccache gcc -Wno-stringop-overflow can compile AVX intrinsics... yes checking whether /usr/bin/ccache gcc -Wno-stringop-overflow can compile AVX2 intrinsics... yes checking whether /usr/bin/ccache gcc -Wno-stringop-overflow can compile AVX512 intrinsics... yes checking whether /usr/bin/ccache gcc -Wno-stringop-overflow can compile F16C intrinsics... yes checking whether /usr/bin/ccache gcc -Wno-stringop-overflow can compile FMA intrinsics... yes checking if STL headers are visibility safe (GCC bug 22482)... checking for egrep -e... (cached) /usr/bin/grep -E yes checking if ccache gcc is -fvisibility-inlines-hidden safe (Clang bug 11250)... no configure: error: Your gcc/clang is not -fvisibility-inlines-hidden safe. This is no longer supported. Error running configure at ./autogen.sh line 323.
