From 720b7c61f41701c8892cb1487d1c1cdfcd19018f Mon Sep 17 00:00:00 2001
From: d-netto <diogonetto.dcn@gmail.com>
Date: Thu, 20 Jul 2023 17:15:38 -0300
Subject: [PATCH] suggestion from code review

---
 src/gc.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/gc.c b/src/gc.c
index 7b50a6cd10fad9..54d1bf53dbf753 100644
--- a/src/gc.c
+++ b/src/gc.c
@@ -4072,8 +4072,9 @@ JL_DLLEXPORT jl_value_t *jl_gc_internal_obj_base_ptr(void *p)
         if (gc_page_data(cell) == gc_page_data(pool->freelist)
             && (char *)cell < (char *)pool->freelist)
             goto valid_object;
-        else
-            return NULL;
+        // already skipped marked or old objects above, so here
+        // the age bits are 0, thus the object is on the freelist
+        return NULL;
         // Not a freelist entry, therefore a valid object.
     valid_object:
         // We have to treat objects with type `jl_buff_tag` differently,