From 67e85ed29620168b6196f91184e3bcf97e28ad12 Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby.or.jp>
Date: Thu, 6 Mar 2025 23:12:00 +0900
Subject: [PATCH] vm.c (mrb_object_exec): update ci's target class by update
 function

To avoid breaking a Proc with env set.
---
 src/vm.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/vm.c b/src/vm.c
index c58a8356f..5bfae75c2 100644
--- a/src/vm.c
+++ b/src/vm.c
@@ -854,7 +854,7 @@ mrb_object_exec(mrb_state *mrb, mrb_value self, struct RClass *target_class)
   mrb_assert(mrb_proc_p(blk));
   mrb_gc_protect(mrb, blk);
   ci->stack[bidx] = mrb_nil_value();
-  ci->u.target_class = target_class;
+  mrb_vm_ci_target_class_set(ci, target_class);
   return mrb_exec_irep(mrb, self, mrb_proc_ptr(blk));
 }