$ objdump -p /usr/lib64/llvm/libLLVM-3.3.so|grep '^ NEEDED '|sed -e 's/^ NEEDED //'|sort -u libc.so.6 libdl.so.2 libffi.so.6 libgcc_s.so.1 libm.so.6 libpthread.so.0 libstdc++.so.6 libz.so.1
Nice catch, thanks for the report! Added to affected versions 3.3 and 9999