From 00f2b74ab2c1f03084908c815dcd0934f9fc702a Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby.or.jp>
Date: Sun, 30 Jan 2022 20:18:46 +0900
Subject: [PATCH] kernel.c, binding.c: use `MRB_SYM()` instead of
 `mrb_intern_lit()`.

---
 mrbgems/mruby-binding/test/binding.c | 3 ++-
 src/kernel.c                         | 2 +-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/mrbgems/mruby-binding/test/binding.c b/mrbgems/mruby-binding/test/binding.c
index 5a37ca043..efc982a75 100644
--- a/mrbgems/mruby-binding/test/binding.c
+++ b/mrbgems/mruby-binding/test/binding.c
@@ -1,9 +1,10 @@
 #include <mruby.h>
+#include <mruby/presym.h>
 
 static mrb_value
 binding_in_c(mrb_state *mrb, mrb_value self)
 {
-  return mrb_funcall_argv(mrb, mrb_obj_value(mrb->object_class), mrb_intern_lit(mrb, "binding"), 0, NULL);
+  return mrb_funcall_argv(mrb, mrb_obj_value(mrb->object_class), MRB_SYM(binding), 0, NULL);
 }
 
 void
diff --git a/src/kernel.c b/src/kernel.c
index 7a261560f..dff627b8c 100644
--- a/src/kernel.c
+++ b/src/kernel.c
@@ -589,7 +589,7 @@ mrb_obj_ceqq(mrb_state *mrb, mrb_value self)
   else if (mrb_nil_p(self)) {
     return mrb_false_value();
   }
-  else if (!mrb_respond_to(mrb, self, mrb_intern_lit(mrb, "to_a"))) {
+  else if (!mrb_respond_to(mrb, self, MRB_SYM(to_a))) {
     mrb_value c = mrb_funcall_argv(mrb, self, eqq, 1, &v);
     if (mrb_test(c)) return mrb_true_value();
     return mrb_false_value();