Content of RPM ruby-debuginfo-1.8.7.352-5.el5.x86_64.rpm :
/usr/lib/debug
/usr/lib/debug/usr
/usr/lib/debug/usr/bin
/usr/lib/debug/usr/bin/ruby.debug
/usr/lib/debug/usr/lib64
/usr/lib/debug/usr/lib64/libruby.so.1.8.7.debug
/usr/lib/debug/usr/lib64/libruby.so.1.8.debug
/usr/lib/debug/usr/lib64/libruby.so.debug
/usr/lib/debug/usr/lib64/ruby
/usr/lib/debug/usr/lib64/ruby/1.8
/usr/lib/debug/usr/lib64/ruby/1.8/x86_64-linux
/usr/lib/debug/usr/lib64/ruby/1.8/x86_64-linux/bigdecimal.so.debug
/usr/lib/debug/usr/lib64/ruby/1.8/x86_64-linux/curses.so.debug
/usr/lib/debug/usr/lib64/ruby/1.8/x86_64-linux/dbm.so.debug
/usr/lib/debug/usr/lib64/ruby/1.8/x86_64-linux/digest
/usr/lib/debug/usr/lib64/ruby/1.8/x86_64-linux/digest.so.debug
/usr/lib/debug/usr/lib64/ruby/1.8/x86_64-linux/digest/bubblebabble.so.debug
/usr/lib/debug/usr/lib64/ruby/1.8/x86_64-linux/digest/md5.so.debug
/usr/lib/debug/usr/lib64/ruby/1.8/x86_64-linux/digest/rmd160.so.debug
/usr/lib/debug/usr/lib64/ruby/1.8/x86_64-linux/digest/sha1.so.debug
/usr/lib/debug/usr/lib64/ruby/1.8/x86_64-linux/digest/sha2.so.debug
/usr/lib/debug/usr/lib64/ruby/1.8/x86_64-linux/dl.so.debug
/usr/lib/debug/usr/lib64/ruby/1.8/x86_64-linux/etc.so.debug
/usr/lib/debug/usr/lib64/ruby/1.8/x86_64-linux/fcntl.so.debug
/usr/lib/debug/usr/lib64/ruby/1.8/x86_64-linux/gdbm.so.debug
/usr/lib/debug/usr/lib64/ruby/1.8/x86_64-linux/iconv.so.debug
/usr/lib/debug/usr/lib64/ruby/1.8/x86_64-linux/io
/usr/lib/debug/usr/lib64/ruby/1.8/x86_64-linux/io/wait.so.debug
/usr/lib/debug/usr/lib64/ruby/1.8/x86_64-linux/nkf.so.debug
/usr/lib/debug/usr/lib64/ruby/1.8/x86_64-linux/openssl.so.debug
/usr/lib/debug/usr/lib64/ruby/1.8/x86_64-linux/pty.so.debug
/usr/lib/debug/usr/lib64/ruby/1.8/x86_64-linux/racc
/usr/lib/debug/usr/lib64/ruby/1.8/x86_64-linux/racc/cparse.so.debug
/usr/lib/debug/usr/lib64/ruby/1.8/x86_64-linux/readline.so.debug
/usr/lib/debug/usr/lib64/ruby/1.8/x86_64-linux/sdbm.so.debug
/usr/lib/debug/usr/lib64/ruby/1.8/x86_64-linux/socket.so.debug
/usr/lib/debug/usr/lib64/ruby/1.8/x86_64-linux/stringio.so.debug
/usr/lib/debug/usr/lib64/ruby/1.8/x86_64-linux/strscan.so.debug
/usr/lib/debug/usr/lib64/ruby/1.8/x86_64-linux/syck.so.debug
/usr/lib/debug/usr/lib64/ruby/1.8/x86_64-linux/syslog.so.debug
/usr/lib/debug/usr/lib64/ruby/1.8/x86_64-linux/thread.so.debug
/usr/lib/debug/usr/lib64/ruby/1.8/x86_64-linux/zlib.so.debug