make[4]: Entering directory '/builder/shared-workdir/build/sdk/build_dir/target-arc_arc700_glibc/UDPspeeder-20210116.0'
arc-openwrt-linux-gnu-g++   -o speederv2_cross    -I. main.cpp log.cpp common.cpp lib/fec.cpp lib/rs.cpp packet.cpp delay_manager.cpp fd_manager.cpp connection.cpp fec_manager.cpp misc.cpp tunnel_client.cpp tunnel_server.cpp my_ev.cpp -isystem libev  -std=c++11   -Wall -Wextra -Wno-unused-variable -Wno-unused-parameter -Wno-missing-field-initializers  -lrt -O2
main.cpp: In function 'void print_help()':
main.cpp:20:9: warning: 'char* strncpy(char*, const char*, size_t)' output truncated before terminating nul copying 10 bytes from a string of the same length [-Wstringop-truncation]
  strncpy(git_version_buf,gitversion,10);
  ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/builder/shared-workdir/build/sdk/staging_dir/toolchain-arc_arc700_gcc-8.4.0_glibc/bin/../lib/gcc/arc-openwrt-linux-gnu/8.4.0/../../../../arc-openwrt-linux-gnu/bin/ld: /builder/shared-workdir/build/sdk/tmp/ccVmRb1N.o: in function `std::string::_Rep::_M_dispose(std::allocator<char> const&) [clone .part.2]':
common.cpp:(.text+0x1c): undefined reference to `__atomic_fetch_add_4'
/builder/shared-workdir/build/sdk/staging_dir/toolchain-arc_arc700_gcc-8.4.0_glibc/bin/../lib/gcc/arc-openwrt-linux-gnu/8.4.0/../../../../arc-openwrt-linux-gnu/bin/ld: common.cpp:(.text+0x1c): undefined reference to `__atomic_fetch_add_4'
/builder/shared-workdir/build/sdk/staging_dir/toolchain-arc_arc700_gcc-8.4.0_glibc/bin/../lib/gcc/arc-openwrt-linux-gnu/8.4.0/../../../../arc-openwrt-linux-gnu/bin/ld: /builder/shared-workdir/build/sdk/tmp/ccVmRb1N.o: in function `string_to_vec(char const*, char const*)':
common.cpp:(.text+0x1190): undefined reference to `__atomic_fetch_add_4'
/builder/shared-workdir/build/sdk/staging_dir/toolchain-arc_arc700_gcc-8.4.0_glibc/bin/../lib/gcc/arc-openwrt-linux-gnu/8.4.0/../../../../arc-openwrt-linux-gnu/bin/ld: common.cpp:(.text+0x1190): undefined reference to `__atomic_fetch_add_4'
/builder/shared-workdir/build/sdk/staging_dir/toolchain-arc_arc700_gcc-8.4.0_glibc/bin/../lib/gcc/arc-openwrt-linux-gnu/8.4.0/../../../../arc-openwrt-linux-gnu/bin/ld: common.cpp:(.text+0x11fe): undefined reference to `__atomic_fetch_add_4'
/builder/shared-workdir/build/sdk/staging_dir/toolchain-arc_arc700_gcc-8.4.0_glibc/bin/../lib/gcc/arc-openwrt-linux-gnu/8.4.0/../../../../arc-openwrt-linux-gnu/bin/ld: /builder/shared-workdir/build/sdk/tmp/ccVmRb1N.o:common.cpp:(.text+0x11fe): more undefined references to `__atomic_fetch_add_4' follow
collect2: error: ld returned 1 exit status
make[4]: *** [makefile:54: cross] Error 1
make[4]: Leaving directory '/builder/shared-workdir/build/sdk/build_dir/target-arc_arc700_glibc/UDPspeeder-20210116.0'
make[3]: *** [Makefile:62: /builder/shared-workdir/build/sdk/build_dir/target-arc_arc700_glibc/UDPspeeder-20210116.0/.built] Error 2
time: package/feeds/packages/udpspeeder/compile#13.58#1.83#16.73