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authorEelco Dolstra <e.dolstra@tudelft.nl>2010-08-02T16·31+0000
committerEelco Dolstra <e.dolstra@tudelft.nl>2010-08-02T16·31+0000
commit6d6200f37afe10e8da3b08582a926245538af5d6 (patch)
tree7a01dde5023f9825b404d88d33a3709908b1144a /src/nix-env
parent7af6a2fd71e95bdc28e0015b1e89a9b81ef32711 (diff)
* Optimisation in the // operator: if one of the sets is empty, return
  the other set.

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