From d21501e3014dd7f6a2a11e2b5bbef33dde3d7cb8 Mon Sep 17 00:00:00 2001
From: Robbert Krebbers <mail@robbertkrebbers.nl>
Date: Wed, 24 Apr 2019 12:10:15 +0200
Subject: [PATCH] Fix compilation with new stdpp.

---
 theories/lang/lang.v | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/theories/lang/lang.v b/theories/lang/lang.v
index c302a1c3..cf6a0bf8 100644
--- a/theories/lang/lang.v
+++ b/theories/lang/lang.v
@@ -42,13 +42,13 @@ Instance binder_dec_eq : EqDecision binder.
 Proof. solve_decision. Defined.
 
 Instance set_unfold_cons_binder x mx X P :
-  SetUnfold (x ∈ X) P → SetUnfold (x ∈ mx :b: X) (BNamed x = mx ∨ P).
+  SetUnfoldElemOf x X P → SetUnfoldElemOf x (mx :b: X) (BNamed x = mx ∨ P).
 Proof.
   constructor. rewrite -(set_unfold (x ∈ X) P).
   destruct mx; rewrite /= ?elem_of_cons; naive_solver.
 Qed.
 Instance set_unfold_app_binder x mxl X P :
-  SetUnfold (x ∈ X) P → SetUnfold (x ∈ mxl +b+ X) (BNamed x ∈ mxl ∨ P).
+  SetUnfoldElemOf x X P → SetUnfoldElemOf x (mxl +b+ X) (BNamed x ∈ mxl ∨ P).
 Proof.
   constructor. rewrite -(set_unfold (x ∈ X) P).
   induction mxl as [|?? IH]; set_solver.
-- 
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