This file is indexed.

/usr/include/clang/4.0.1/ is in libclang-common-4.0-dev 1:4.0.1-10~deb9u2.

This file is owned by root:root, with mode 0o755.

File Mime Type Owner Mode Size
..
/usr/include/clang/4.0.1/include root:root 0o777