X-Git-Url: https://git.distorted.org.uk/~mdw/sod/blobdiff_plain/64fd357d12215eea696478dd3d8993a572935a3d..d5fdd49e70b734b791eb907706f92da5775e2a8b:/src/output-impl.lisp

diff --git a/src/output-impl.lisp b/src/output-impl.lisp
index d85d77d..96cfa20 100644
--- a/src/output-impl.lisp
+++ b/src/output-impl.lisp
@@ -62,6 +62,12 @@
     (pushnew function (sequencer-item-functions item))))
 
 (defmethod invoke-sequencer-items ((sequencer sequencer) &rest arguments)
+  #+debug
+  (format *debug-io* "~@<;; ~@;Constraints: ~_~
+		      ~<~@{~<  * ~;~@{~S~^, ~:_~}~:>~:@_~}~:>~:>"
+	  (mapcar (lambda (constraint)
+		    (mapcar #'sequencer-item-name constraint))
+		  (sequencer-constraints sequencer)))
   (let ((seen (make-hash-table)))
     (dolist (item (merge-lists (reverse (sequencer-constraints sequencer))))
       (setf (gethash item seen) t)