From 141a635e93ba42a7120047a1dbcabe631420aa39 Mon Sep 17 00:00:00 2001
From: Ralf Jung <jung@mpi-sws.org>
Date: Fri, 7 May 2021 17:56:53 +0200
Subject: [PATCH] further extend comment
---
iris_heap_lang/lib/increment.v | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/iris_heap_lang/lib/increment.v b/iris_heap_lang/lib/increment.v
index 3b5a49f7a..e704f284f 100644
--- a/iris_heap_lang/lib/increment.v
+++ b/iris_heap_lang/lib/increment.v
@@ -59,8 +59,9 @@ Section increment.
(* Prove the atomic update for load *)
(* To [iMod] a *mask-changing* update (like "AU"), we have to unfold
[atomic_acc].
- Note that [iInv] would work here without unfolding, i.e., an [AACC] in
- the goal supports eliminating accessors but it does not support
+ Note that non-mask-changing [iMod] and [iInv] would work here without
+ unfolding, i.e., an [AACC] in the goal supports eliminating
+ non-mask-changing updates and accessors but it does not support
eliminating mask-changing updates. *)
rewrite /atomic_acc /=. iMod "AU" as (v) "[Hl [Hclose _]]".
(* Usually, we would use [iAaccIntro], but here we cannot because we
--
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