https://git.ruby-lang.org/ruby.git/commit/?id=60212cd8ee

From 60212cd8eef55b1b3c4482dfd0c65d2151cb2d30 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=8D=9C=E9=83=A8=E6=98=8C=E5=B9=B3?=
 <shyouhei@r...>
Date: Tue, 16 Jun 2020 10:52:30 +0900
Subject: rb_mod_const_defined: do not goto into a branch

I'm not necessarily against every goto in general, but jumping into a
branch is definitely a bad idea.  Better refactor.

diff --git a/object.c b/object.c
index 6ecf760..cec3890 100644
--- a/object.c
+++ b/object.c
@@ -2676,8 +2676,7 @@ rb_mod_const_defined(int argc, VALUE *argv, VALUE mod) https://github.com/ruby/ruby/blob/trunk/object.c#L2676
     pend = path + RSTRING_LEN(name);
 
     if (p >= pend || !*p) {
-      wrong_name:
-	rb_name_err_raise(wrong_constant_name, mod, name);
+        goto wrong_name;
     }
 
     if (p + 2 < pend && p[0] == ':' && p[1] == ':') {
@@ -2750,6 +2749,9 @@ rb_mod_const_defined(int argc, VALUE *argv, VALUE mod) https://github.com/ruby/ruby/blob/trunk/object.c#L2749
     }
 
     return Qtrue;
+
+  wrong_name:
+    rb_name_err_raise(wrong_constant_name, mod, name);
 }
 
 /*
-- 
cgit v0.10.2


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