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mercurial/dirstate.py
changeset 6685 76021ec849c8
parent 6677 9865e15febd0
parent 6680 deda205a00e1
child 6743 86e8187b721a 
--- a/mercurial/dirstate.py	Sat Jun 14 16:01:24 2008 +0200
+++ b/mercurial/dirstate.py	Sun Jun 15 13:05:39 2008 +0200
@@ -186,6 +186,8 @@
         self._dirty = False
 
     def copy(self, source, dest):
+        if source == dest:
+            return
         self._dirty = True
         self._copymap[dest] = source
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