patch applied (ghc): Use removeDups to find top-level duplicate names

Tue Oct 26 20:29:45 EDT 2010

Tue Oct 26 14:15:46 PDT 2010  Ian Lynagh <igloo at earth.li>
  * Use removeDups to find top-level duplicate names
  findDupsEq is quadratic, whereas removeDups is n log n.
  Fixes T1969 regression.

    M ./compiler/coreSyn/CoreLint.lhs -5 +5

View patch online:
http://darcs.haskell.org/cgi-bin/darcsweb.cgi?r=ghc;a=darcs_commitdiff;h=20101026211546-3fd76-88041538069cf8489b2de714e659028a7541a7f5.gz