--- testing.jam~	2007-09-30 15:12:47.000000000 -0400
+++ testing.jam	2007-10-29 23:28:41.000000000 -0400
@@ -472,6 +472,7 @@
 MAKE_FILE = [ common.file-creation-command ] ;
 
 toolset.flags testing.unit-test LAUNCHER <testing.launcher> ;
+toolset.flags testing.unit-test ARGS <testing.arg> ;
 rule unit-test ( target : source : properties * )
 {
     run-path-setup $(target) : $(source) : $(properties) ;
@@ -480,7 +481,7 @@
 actions unit-test 
 {
     $(PATH_SETUP)
-    $(LAUNCHER) $(>) && $(MAKE_FILE) $(<)
+    $(LAUNCHER) $(>) $(ARGS) && $(MAKE_FILE) $(<)
 }
 
 IMPORT $(__name__) : compile compile-fail run run-fail link link-fail