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[project @ 2002-02-07 12:51:34 by simonpj]
[ghc-hetmet.git]
/
ghc
/
compiler
/
types
/
Variance.lhs
diff --git
a/ghc/compiler/types/Variance.lhs
b/ghc/compiler/types/Variance.lhs
index
420f8f1
..
ffc96d5
100644
(file)
--- a/
ghc/compiler/types/Variance.lhs
+++ b/
ghc/compiler/types/Variance.lhs
@@
-158,8
+158,6
@@
vrcInTy fao v (ForAllTy v' ty) = if v==v'
vrcInTy fao v (TyConApp tc tys) = let pms1 = map (vrcInTy fao v) tys
pms2 = fao tc
in orVrcs (zipWith timesVrc pms1 pms2)
-
-vrcInTy fao v (UsageTy u ty) = vrcInTy fao v u `orVrc` vrcInTy fao v ty
\end{code}