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Commit db503136 authored by simonpj@microsoft.com's avatar simonpj@microsoft.com
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Fix typo in boxy matching

parent 19334330
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ghc/compiler/typecheck/TcUnify.lhs
View file @ db503136
......@@ -452,7 +452,7 @@ boxyLub orig_ty1 orig_ty2
= go orig_ty1 orig_ty2
where
go (AppTy f1 a1) (AppTy f2 a2) = AppTy (boxyLub f1 f2) (boxyLub a1 a2)
go (FunTy f1 a1) (FunTy f2 a2) = AppTy (boxyLub f1 f2) (boxyLub a1 a2)
go (FunTy f1 a1) (FunTy f2 a2) = FunTy (boxyLub f1 f2) (boxyLub a1 a2)
go (TyConApp tc1 ts1) (TyConApp tc2 ts2)
| tc1 == tc2, length ts1 == length ts2
= TyConApp tc1 (zipWith boxyLub ts1 ts2)
......
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