Thu, 18 Jun 2015 16:13:35 -0700 evolve: avoid creating changectx object in _allprecursors stable
Pierre-Yves David <pierre-yves.david@fb.com> [Thu, 18 Jun 2015 16:13:35 -0700] rev 1378
evolve: avoid creating changectx object in _allprecursors The repo lookups and object creations have a significant performance overhead.
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