/usr/lib/x86_64-linux-gnu/perl5/ is in libclang-perl 0.09-4.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/x86_64-linux-gnu/perl5/5.22/
/usr/lib/x86_64-linux-gnu/perl5/5.22/Clang.pm
/usr/lib/x86_64-linux-gnu/perl5/5.22/auto/
/usr/lib/x86_64-linux-gnu/perl5/5.22/auto/Clang/
/usr/lib/x86_64-linux-gnu/perl5/5.22/auto/Clang/Clang.so
/usr/lib/x86_64-linux-gnu/perl5/5.22/Clang/
/usr/lib/x86_64-linux-gnu/perl5/5.22/Clang/Index.pm
/usr/lib/x86_64-linux-gnu/perl5/5.22/Clang/Type.pm
/usr/lib/x86_64-linux-gnu/perl5/5.22/Clang/CursorKind.pm
/usr/lib/x86_64-linux-gnu/perl5/5.22/Clang/TypeKind.pm
/usr/lib/x86_64-linux-gnu/perl5/5.22/Clang/Cursor.pm
/usr/lib/x86_64-linux-gnu/perl5/5.22/Clang/Diagnostic.pm
/usr/lib/x86_64-linux-gnu/perl5/5.22/Clang/TUnit.pm