gnus-debug-files

gnus-debug-files is a variable defined in `gnus-msg.el'.
Its value is

("gnus.el" "gnus-sum.el" "gnus-group.el" "gnus-art.el" "gnus-start.el" "gnus-async.el" "gnus-msg.el" "gnus-score.el" "gnus-win.el" "gnus-topic.el" "gnus-agent.el" "gnus-cache.el" "gnus-srvr.el" "mm-util.el" "mm-decode.el" "nnmail.el" "message.el")

Documentation:
Files whose variables will be reported in `gnus-bug'.

You can customize this variable.

This variable was introduced, or its default value was changed, in version 22.1 of Emacs.