haskell/cabal — pull request #1322 by 23Skidoo (2013-05-09 20:28:27+00:00)
Title: Avoid the timestamp check for `add-source --snapshot` dependencies.

Snapshot deps now behave more like `cabal-dev add-source`. Implemented by adding a `BuildTreeRefType` field to the `BuildRef` index entry.

Fixes #1321.