change-log-tag-re

change-log-tag-re is a variable defined in `add-log.el'.
Its value is

"(\\(\\(?:\\sw\\|\\s_\\)+\\(?:[, 	]+\\(?:\\sw\\|\\s_\\)+\\)*\\))"

• This variable may be risky if used as a file-local variable.

Documentation:
Regexp matching a tag name in change log entries.