Header comments inside routine not recognized when followed by BEGIN-END block

IDLdoc can't find a comment header like this:

pro autoscale_ld,samens
;+
;PURPOSE:
;   To autoscale CNOFS Lightning detector data
;INPUT:
;   SAMENS: 'yes' - same scales for North and South
;           else  - differentent scale for North and South
;
; $LastChangedBy: kenb-mac $
; $LastChangedDate: 2008-06-18 19:39:36 -0400 (Wed, 18 Jun 2008) $
; $LastChangedRevision: 943 $
; $URL: svn+ssh://svn@macvefi/reposvefi/trunk/vefigse/idl/cvefi/autoscale_ld.pro $
;-
for p=0,1 do begin
endfor

end

Reported by Steven C. Martin.

mgalloy / idldoc

Header comments inside routine not recognized when followed by BEGIN-END block #53