fix leaked exception in RRuleLocator.tick_values

gnaggnoyil · gnaggnoyil · commit 59cb7b09d59d · 2017-08-13T06:05:41.000+08:00
diff --git a/lib/matplotlib/dates.py b/lib/matplotlib/dates.py
@@ -845,7 +845,7 @@ def tick_values(self, vmin, vmax):
 
         try:
             stop = vmax + delta
-        except ValueError:
+        except (ValueError, OverflowError):
             # The magic number!
             stop = _from_ordinalf(3652059.9999999)
 
