[Git][ghc/ghc][wip/T24810] Wibble

[Simon Peyton Jones (@simonpj)]

Simon Peyton Jones pushed to branch wip/T24810 at Glasgow Haskell Compiler / GHC


Commits:
0e0672a4 by Simon Peyton Jones at 2024-05-17T16:58:09+01:00
Wibble

- - - - -


1 changed file:

- compiler/GHC/Tc/Utils/Unify.hs


Changes:

=====================================
compiler/GHC/Tc/Utils/Unify.hs
=====================================
@@ -828,7 +828,7 @@ matchExpectedFunTys herald ctx arity (Check top_ty) thing_inside
       = assert (isVisibleFunArg af) $
         do { let arg_pos = arity - n_req + 1   -- 1 for the first argument etc
            ; (arg_co, arg_ty) <- hasFixedRuntimeRep (FRRExpectedFunTy herald arg_pos) arg_ty
-           ; (wrap_res, result) <- check arg_pos
+           ; (wrap_res, result) <- check (n_req - 1)
                                          (mkCheckExpFunPatTy (Scaled mult arg_ty) : rev_pat_tys)
                                          res_ty
            ; let wrap_arg = mkWpCastN arg_co



View it on GitLab: https://gitlab.haskell.org/ghc/ghc/-/commit/0e0672a4e2bbf2449228044e2fb7eb5017fb5ec5

-- 
View it on GitLab: https://gitlab.haskell.org/ghc/ghc/-/commit/0e0672a4e2bbf2449228044e2fb7eb5017fb5ec5
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