Wed Jun 10 14:01:10 CEST 2009  Tobias Rautenkranz <tobias@rautenkranz.ch>
  * No need for a synchronized hash table when threads are not supported.
diff -rN -u old-smoke/src/object-map.lisp new-smoke/src/object-map.lisp
--- old-smoke/src/object-map.lisp	2014-11-04 18:02:49.000000000 +0100
+++ new-smoke/src/object-map.lisp	2014-11-04 18:02:49.000000000 +0100
@@ -16,8 +16,9 @@
 
 #-(or sbcl openmcl)
 (progn
-  (cerror "Use unsynchronized hash-table"
-          "Synchronized hash table not implemented.")
+  (when *supports-threads-p*
+    (cerror "Use unsynchronized hash-table"
+            "Synchronized hash table not implemented."))
   (defun make-synchronized-hash-table (&key weakness)
     (if weakness
         #-cmucl (make-weak-hash-table :weakness weakness)