/usr/bin/yaml-bench-3.8 is in libclang-common-3.8-dev 1:3.8.1-24.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/bin/../lib/llvm-3.8/bin/yaml-bench
/usr/bin/../lib/llvm-3.8/bin/yaml-bench