From 43ba21329b22833722a7baa0df7cb982e41a0876 Mon Sep 17 00:00:00 2001
From: Andrew Noyes <andrew@weaselab.dev>
Date: Sat, 15 Jun 2024 18:11:18 -0700
Subject: [PATCH] Mark remainder of rightmost page no_access after gc

---
 VersionedMap.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/VersionedMap.cpp b/VersionedMap.cpp
index c8c9a60..13606d7 100644
--- a/VersionedMap.cpp
+++ b/VersionedMap.cpp
@@ -378,6 +378,9 @@ struct MemManager {
 #endif
     }
     next = max + 1;
+    assert(firstUnaddressable >= next);
+    VALGRIND_MAKE_MEM_NOACCESS(base + next,
+                               (firstUnaddressable - next) * sizeof(Node));
   }
 
   int64_t getBytes() const {