(************************************************************************)
(*         *   The Coq Proof Assistant / The Coq Development Team       *)
(*  v      *   INRIA, CNRS and contributors - Copyright 1999-2018       *)
(* <O___,, *       (see CREDITS file for the list of authors)           *)
(*   \VV/  **************************************************************)
(*    //   *    This file is distributed under the terms of the         *)
(*         *     GNU Lesser General Public License Version 2.1          *)
(*         *     (see LICENSE file for the text of the license)         *)
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(* (c) Copyright 2006-2016 Microsoft Corporation and Inria.                  *)
Class foo (T : Type) := { n : nat }.
Instance five : foo nat := {| n := 5 |}.
Definition bar T {f : foo T} m : Prop :=
@n _ f = m.
Eval compute in (bar nat 7).
set toto := bar _ 8.
have titi : bar _ 5.
reflexivity.
have titi2 : bar _ 5 := .
Fail reflexivity.
by myadmit.
have totoc (H : bar _ 5) : 3 = 3 := eq_refl.
move/totoc: nat => _.
exact I.
Qed.
Set SsrHave NoTCResolution.

Lemma a' : True.