1 files changed, 3 insertions, 2 deletions
diff --git a/gc.c b/gc.c
index cfa345ec44..be0dd701ff 100644
--- a/gc.c
+++ b/gc.c
@@ -2216,6 +2216,7 @@ obj_free(rb_objspace_t *objspace, VALUE obj)
 	break;
       case T_MODULE:
       case T_CLASS:
+        mjit_remove_class_serial(RCLASS_SERIAL(obj));
 	rb_id_table_free(RCLASS_M_TBL(obj));
 	if (RCLASS_IV_TBL(obj)) {
 	    st_free_table(RCLASS_IV_TBL(obj));
@@ -4054,7 +4055,7 @@ stack_check(rb_execution_context_t *ec, int water_mark)
 
 #define STACKFRAME_FOR_CALL_CFUNC 838
 
-int
+MJIT_FUNC_EXPORTED int
 rb_ec_stack_check(rb_execution_context_t *ec)
 {
     return stack_check(ec, STACKFRAME_FOR_CALL_CFUNC);
@@ -6053,7 +6054,7 @@ rb_gc_writebarrier_unprotect(VALUE obj)
 /*
  * remember `obj' if needed.
  */
-void
+MJIT_FUNC_EXPORTED void
 rb_gc_writebarrier_remember(VALUE obj)
 {
     rb_objspace_t *objspace = &rb_objspace;