https://git.ruby-lang.org/ruby.git/commit/?id=714a4942fd

From 714a4942fdb1e71ce38032a9f4bab10855a4bea8 Mon Sep 17 00:00:00 2001
From: Alan Wu <XrXr@u...>
Date: Thu, 16 Jun 2022 07:20:20 -0400
Subject: Remove unused and accidentally public rb_str_shared_root_p()

This function was added to a public header in [1] probably
unintentionally since it's not used anywhere, exposes implementation
details, and isn't related to the goals of that pull request.

[1]: 56cc3e99b6b9ec004255280337f6b8353f5e5b06
---
 include/ruby/internal/core/rstring.h | 3 ---
 string.c                             | 6 ------
 2 files changed, 9 deletions(-)

diff --git a/include/ruby/internal/core/rstring.h b/include/ruby/internal/core/rstring.h
index 7b4953ab8c..e394ab7dca 100644
--- a/include/ruby/internal/core/rstring.h
+++ b/include/ruby/internal/core/rstring.h
@@ -556,9 +556,6 @@ RSTRING_LENINT(VALUE str) https://github.com/ruby/ruby/blob/trunk/include/ruby/internal/core/rstring.h#L556
     return rb_long2int(RSTRING_LEN(str));
 }
 
-bool
-rb_str_shared_root_p(VALUE str);
-
 /**
  * Convenient macro to obtain the contents and length at once.
  *
diff --git a/string.c b/string.c
index 68baa91cc0..e06e7745a6 100644
--- a/string.c
+++ b/string.c
@@ -233,12 +233,6 @@ rb_str_embed_size(long capa) https://github.com/ruby/ruby/blob/trunk/string.c#L233
     return offsetof(struct RString, as.embed.ary) + capa;
 }
 
-bool
-rb_str_shared_root_p(VALUE str)
-{
-    return FL_TEST_RAW(str, STR_SHARED_ROOT);
-}
-
 size_t
 rb_str_size_as_embedded(VALUE str)
 {
-- 
cgit v1.2.1


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