From bcaf9af83363f3e1a1c588271e5038984ee1760b Mon Sep 17 00:00:00 2001
From: Guillaume Melquiond <guillaume.melquiond@inria.fr>
Date: Sat, 8 Apr 2017 07:04:56 +0200
Subject: Remove support for Coq 8.4.

---
 theories/Compat/Coq84.v | 79 -------------------------------------------------
 1 file changed, 79 deletions(-)
 delete mode 100644 theories/Compat/Coq84.v

(limited to 'theories/Compat')

diff --git a/theories/Compat/Coq84.v b/theories/Compat/Coq84.v
deleted file mode 100644
index a3e23f91c..000000000
--- a/theories/Compat/Coq84.v
+++ /dev/null
@@ -1,79 +0,0 @@
-(************************************************************************)
-(*  v      *   The Coq Proof Assistant  /  The Coq Development Team     *)
-(* <O___,, *   INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2016     *)
-(*   \VV/  **************************************************************)
-(*    //   *      This file is distributed under the terms of the       *)
-(*         *       GNU Lesser General Public License Version 2.1        *)
-(************************************************************************)
-
-(** Compatibility file for making Coq act similar to Coq v8.4 *)
-
-(** Any compatibility changes to make future versions of Coq behave like Coq 8.5 are likely needed to make them behave like Coq 8.4. *)
-Require Export Coq.Compat.Coq85.
-
-(** See https://coq.inria.fr/bugs/show_bug.cgi?id=4319 for updates *)
-(** This is required in Coq 8.5 to use the [omega] tactic; in Coq 8.4, it's automatically available.  But ZArith_base puts infix ~ at level 7, and we don't want that, so we don't [Import] it. *)
-Require Coq.omega.Omega.
-Ltac omega := Coq.omega.Omega.omega.
-
-(** The number of arguments given in [match] statements has changed from 8.4 to 8.5. *)
-Global Set Asymmetric Patterns.
-
-(** The automatic elimination schemes for records were dropped by default in 8.5.  This restores the default behavior of Coq 8.4. *)
-Global Set Nonrecursive Elimination Schemes.
-
-(** See bug 3545 *)
-Global Set Universal Lemma Under Conjunction.
-
-(** Feature introduced in 8.5, disabled by default and configurable since 8.6. *)
-Global Unset Refolding Reduction.
-
-(** In 8.4, [constructor (tac)] allowed backtracking across the use of [constructor]; it has been subsumed by [constructor; tac]. *)
-Ltac constructor_84_n n := constructor n.
-Ltac constructor_84_tac tac := once (constructor; tac).
-
-Tactic Notation "constructor" := Coq.Init.Notations.constructor.
-Tactic Notation "constructor" int_or_var(n) := constructor_84_n n.
-Tactic Notation "constructor" "(" tactic(tac) ")" := constructor_84_tac tac.
-
-(** In 8.4, [econstructor (tac)] allowed backtracking across the use of [econstructor]; it has been subsumed by [econstructor; tac]. *)
-Ltac econstructor_84_n n := econstructor n.
-Ltac econstructor_84_tac tac := once (econstructor; tac).
-
-Tactic Notation "econstructor" := Coq.Init.Notations.econstructor.
-Tactic Notation "econstructor" int_or_var(n) := econstructor_84_n n.
-Tactic Notation "econstructor" "(" tactic(tac) ")" := econstructor_84_tac tac.
-
-(** Some tactic notations do not factor well with tactics; we add global parsing entries for some tactics that would otherwise be overwritten by custom variants. See https://coq.inria.fr/bugs/show_bug.cgi?id=4392. *)
-Tactic Notation "reflexivity" := reflexivity.
-Tactic Notation "assumption" := assumption.
-Tactic Notation "etransitivity" := etransitivity.
-Tactic Notation "cut" constr(c) := cut c.
-Tactic Notation "exact_no_check" constr(c) := exact_no_check c.
-Tactic Notation "vm_cast_no_check" constr(c) := vm_cast_no_check c.
-Tactic Notation "casetype" constr(c) := casetype c.
-Tactic Notation "elimtype" constr(c) := elimtype c.
-Tactic Notation "lapply" constr(c) := lapply c.
-Tactic Notation "transitivity" constr(c) := transitivity c.
-Tactic Notation "left" := left.
-Tactic Notation "eleft" := eleft.
-Tactic Notation "right" := right.
-Tactic Notation "eright" := eright.
-Tactic Notation "symmetry" := symmetry.
-Tactic Notation "split" := split.
-Tactic Notation "esplit" := esplit.
-
-(** Many things now import [PeanoNat] rather than [NPeano], so we require it so that the old absolute names in [NPeano.Nat] are available. *)
-Require Coq.Numbers.Natural.Peano.NPeano.
-
-(** The following coercions were declared by default in Specif.v. *)
-Coercion sig_of_sig2 : sig2 >-> sig.
-Coercion sigT_of_sigT2 : sigT2 >-> sigT.
-Coercion sigT_of_sig : sig >-> sigT.
-Coercion sig_of_sigT : sigT >-> sig.
-Coercion sigT2_of_sig2 : sig2 >-> sigT2.
-Coercion sig2_of_sigT2 : sigT2 >-> sig2.
-
-(** In 8.4, the statement of admitted lemmas did not depend on the section
-    variables. *)
-Unset Keep Admitted Variables.
-- 
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