From fd33a1a3ef953dfe9a43861588b0133a5245ce53 Mon Sep 17 00:00:00 2001
From: Peter Zhu <peter@peterzhu.ca>
Date: Wed, 9 Oct 2024 10:12:55 -0400
Subject: [PATCH] Ignore GC disabled in GC.start

---
 gc/mmtk.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/gc/mmtk.c b/gc/mmtk.c
index 1ca994ea044ede..22a238ebbcae93 100644
--- a/gc/mmtk.c
+++ b/gc/mmtk.c
@@ -515,7 +515,16 @@ void rb_gc_impl_shutdown_free_objects(void *objspace_ptr) { }
 void
 rb_gc_impl_start(void *objspace_ptr, bool full_mark, bool immediate_mark, bool immediate_sweep, bool compact)
 {
+    bool enabled = mmtk_gc_enabled_p();
+    if (!enabled) {
+        mmtk_set_gc_enabled(true);
+    }
+
     mmtk_handle_user_collection_request(rb_gc_get_ractor_newobj_cache());
+
+    if (!enabled) {
+        mmtk_set_gc_enabled(false);
+    }
 }
 
 bool