--- pystone.py	2008-07-08 02:24:48.000000000 -0600
+++ pystone.py	2008-07-08 02:59:20.000000000 -0600
@@ -128,7 +128,11 @@
         IntLoc1 = Proc2(IntLoc1)
 
     benchtime = clock() - starttime - nulltime
-    return benchtime, (loops / benchtime)
+    if benchtime == 0.0:
+        loops_per_time = 0.0
+    else:
+        loops_per_time = (loops / benchtime)
+    return benchtime, loops_per_time
 
 def Proc1(PtrParIn):
     PtrParIn.PtrComp = NextRecord = PtrGlb.copy()