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Diffstat (limited to 'compiler/GHC/Core/Lint.hs')
| -rw-r--r-- | compiler/GHC/Core/Lint.hs | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/compiler/GHC/Core/Lint.hs b/compiler/GHC/Core/Lint.hs index 0511a4004d..a378f48e98 100644 --- a/compiler/GHC/Core/Lint.hs +++ b/compiler/GHC/Core/Lint.hs @@ -1216,7 +1216,7 @@ checkCanEtaExpand (Var fun_id) args app_ty = ty : go (i+1) bndrs bad_arg_tys :: [Type] - bad_arg_tys = check_args . map fst $ getRuntimeArgTys app_ty + bad_arg_tys = check_args . map (scaledThing . fst) $ getRuntimeArgTys app_ty -- We use 'getRuntimeArgTys' to find all the argument types, -- including those hidden under newtypes. For example, -- if `FunNT a b` is a newtype around `a -> b`, then |