diff options
Diffstat (limited to 'pretyping/evarconv.ml')
| -rw-r--r-- | pretyping/evarconv.ml | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/pretyping/evarconv.ml b/pretyping/evarconv.ml index 18e0c31dd6..a066e3c20b 100644 --- a/pretyping/evarconv.ml +++ b/pretyping/evarconv.ml @@ -310,8 +310,7 @@ let ise_stack2 no_app env evd f sk1 sk2 = | Success i' -> ise_stack2 true i' q1 q2 | UnifFailure _ as x -> fail x else fail (UnifFailure (i,NotSameHead)) - | Stack.Update _ :: _, _ | Stack.Shift _ :: _, _ - | _, Stack.Update _ :: _ | _, Stack.Shift _ :: _ -> assert false + | Stack.Update _ :: _, _ | _, Stack.Update _ :: _ -> assert false | Stack.App _ :: _, Stack.App _ :: _ -> if no_app && deep then fail ((*dummy*)UnifFailure(i,NotSameHead)) else begin match ise_app_stack2 env f i sk1 sk2 with @@ -344,8 +343,7 @@ let exact_ise_stack2 env evd f sk1 sk2 = if Constant.equal (Projection.constant p1) (Projection.constant p2) then ise_stack2 i q1 q2 else (UnifFailure (i, NotSameHead)) - | Stack.Update _ :: _, _ | Stack.Shift _ :: _, _ - | _, Stack.Update _ :: _ | _, Stack.Shift _ :: _ -> assert false + | Stack.Update _ :: _, _ | _, Stack.Update _ :: _-> assert false | Stack.App _ :: _, Stack.App _ :: _ -> begin match ise_app_stack2 env f i sk1 sk2 with |_,(UnifFailure _ as x) -> x @@ -457,7 +455,7 @@ and evar_eqappr_x ?(rhs_is_already_stuck = false) ts env evd pbty let out1 = whd_betaiota_deltazeta_for_iota_state (fst ts) env' evd Cst_stack.empty (c'1, Stack.empty) in let out2 = whd_nored_state evd - (Stack.zip evd (term', sk' @ [Stack.Shift 1]), Stack.append_app [|EConstr.mkRel 1|] Stack.empty), + (lift 1 (Stack.zip evd (term', sk')), Stack.append_app [|EConstr.mkRel 1|] Stack.empty), Cst_stack.empty in if onleft then evar_eqappr_x ts env' evd CONV out1 out2 else evar_eqappr_x ts env' evd CONV out2 out1 |