patch applied (packages/containers): Missed base case for updateAt worker. Spotted by Jan-Willem Maessen

[Simon Marlow]

Sun Aug 29 09:33:29 PDT 2010  Don Stewart <dons at galois.com>
  * Missed base case for updateAt worker. Spotted by Jan-Willem Maessen

    M ./Data/Map.hs -1 +1
    M ./tests/map-properties.hs +1

View patch online:
http://darcs.haskell.org/cgi-bin/darcsweb.cgi?r=packages/containers;a=darcs_commitdiff;h=20100829163329-cba2c-1f0f6112d9ac3c25a727222a0a5c0ceb45868635.gz