https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115585
--- Comment #1 from cqwrteur <unlvsur at live dot com> --- cqwrteur@otsiningo:~/toolchains_build/build/native/mold$ cmake -GNinja ../../../mold -DCMAKE_BUILD_TYPE=Release -DCMAKE_INTERPROCEDURAL_OPTIMIZATION=On -DCMAKE_C_COMPILER=clang -DCMAKE_CXX_COMPILER=clang++ -DCMAKE_ASM_COMPILER=clang -DCMAKE_INSTALL_PREFIX=$HOME/toolchains/x86_64-pc-linux-gnu/x86_64-pc-linux-gnu -DCMAKE_C_FLAGS="--gcc-toolchain=$HOME/toolchains/x86_64-pc-linux-gnu/x86_64-pc-linux-gnu -fuse-ld=lld" -DCMAKE_CXX_FLAGS="$HOME/toolchains/x86_64-pc-linux-gnu/x86_64-pc-linux-gnu -fuse-ld=lld" cmake: symbol lookup error: /usr/lib/libcppdap.so: undefined symbol: _ZSt21__glibcxx_assert_failPKciS0_S0_, version GLIBCXX_3.4.30 The problem is the archlinux provides libcppdap which compiles with verbose one but i disable the verbose build.