https://git.ruby-lang.org/ruby.git/commit/?id=f9822d1738

From f9822d173842d758d7ec4180be7addba30422e40 Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@r...>
Date: Wed, 15 Apr 2020 12:17:45 +0900
Subject: Shrink diassembled result string


diff --git a/iseq.c b/iseq.c
index 0488735..9a6dad3 100644
--- a/iseq.c
+++ b/iseq.c
@@ -2307,7 +2307,9 @@ rb_iseq_disasm_recursive(const rb_iseq_t *iseq, VALUE indent) https://github.com/ruby/ruby/blob/trunk/iseq.c#L2307
 VALUE
 rb_iseq_disasm(const rb_iseq_t *iseq)
 {
-    return rb_iseq_disasm_recursive(iseq, rb_str_new(0, 0));
+    VALUE str = rb_iseq_disasm_recursive(iseq, rb_str_new(0, 0));
+    rb_str_resize(str, RSTRING_LEN(str));
+    return str;
 }
 
 /*
-- 
cgit v0.10.2


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