Improved stats for Trac #1969
Improved stats for Trac #1969

With my latest commits

  76a5477 Move zonking out of tcFamTyPats
  b255ae7 Orient improvement constraints better

perf has improved slightly for T1969:

allocs:    733M -> 26M
residency: 43M  -> 41M

I don't know exactly why, but hey, it's good

sdiehl/ghc,mettekou/ghc,mettekou/ghc,olsner/ghc,shlevy/ghc,shlevy/ghc,sdiehl/ghc,sdiehl/ghc,mettekou/ghc,shlevy/ghc,snoyberg/ghc,snoyberg/ghc,sdiehl/ghc,mettekou/ghc,ezyang/ghc,ezyang/ghc,sdiehl/ghc,shlevy/ghc,sdiehl/ghc,snoyberg/ghc,mettekou/ghc,ezyang/ghc,shlevy/ghc,mettekou/ghc,shlevy/ghc,olsner/ghc,ezyang/ghc,ezyang/ghc,shlevy/ghc,snoyberg/ghc,snoyberg/ghc,olsner/ghc,ezyang/ghc,snoyberg/ghc,snoyberg/ghc,olsner/ghc,olsner/ghc,sdiehl/ghc,mettekou/ghc,ezyang/ghc,olsner/ghc,olsner/ghc