From 7c67bcc28df85a9da9e1c897940e8028ed5c091d Mon Sep 17 00:00:00 2001
From: Ralf Jung <jung@mpi-sws.org>
Date: Tue, 16 Feb 2016 19:10:53 +0100
Subject: [PATCH] consistently call the saved assertions 'R'

---
 barrier/barrier.v | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/barrier/barrier.v b/barrier/barrier.v
index 684fbf9ba..983d7c48d 100644
--- a/barrier/barrier.v
+++ b/barrier/barrier.v
@@ -103,11 +103,11 @@ Section proof.
   Notation iProp := (iPropG heap_lang Σ).
 
   Definition waiting (P : iProp) (I : gset gname) : iProp :=
-    (∃ Q : gname → iProp, ▷(P -★ Π★{set I} (λ i, Q i)) ★
-                             Π★{set I} (λ i, saved_prop_own SpI i (Q i)))%I.
+    (∃ R : gname → iProp, ▷(P -★ Π★{set I} (λ i, R i)) ★
+                             Π★{set I} (λ i, saved_prop_own SpI i (R i)))%I.
 
   Definition ress (I : gset gname) : iProp :=
-    (Π★{set I} (λ i, ∃ Q, saved_prop_own SpI i Q ★ ▷Q))%I.
+    (Π★{set I} (λ i, ∃ R, saved_prop_own SpI i R ★ ▷R))%I.
 
   Definition barrier_inv (l : loc) (P : iProp) (s : stateT) : iProp :=
     match s with
-- 
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