From 162e13c884a1764e6cf6e62407e607d18f29eecc Mon Sep 17 00:00:00 2001
From: Peter Zhu <peter@peterzhu.ca>
Date: Tue, 27 Feb 2024 14:50:40 -0500
Subject: [PATCH] Remove pointer check in vm_ccs_free

We don't need to check that the object is pointer to the GC heap in
vm_ccs_free because it is called during sweeping, which does not free
pages so it can never point to an object that is not on the GC heap.
---
 imemo.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/imemo.c b/imemo.c
index 66428f39b4..0031b3322c 100644
--- a/imemo.c
+++ b/imemo.c
@@ -455,7 +455,7 @@ vm_ccs_free(struct rb_class_cc_entries *ccs, int alive, VALUE klass)
             if (!alive) {
                 void *ptr = asan_unpoison_object_temporary((VALUE)cc);
                 // ccs can be free'ed.
-                if (rb_gc_is_ptr_to_obj(cc) &&
+                if (rb_objspace_markable_object_p((VALUE)cc) &&
                     IMEMO_TYPE_P(cc, imemo_callcache) &&
                     cc->klass == klass) {
                     // OK. maybe target cc.