https://git.ruby-lang.org/ruby.git/commit/?id=048f14221c

From 048f14221cc8498ea8e5e339b6744288788a0303 Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@r...>
Date: Tue, 14 Jun 2022 10:21:55 +0900
Subject: Add placeholder to let braces match

---
 string.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/string.c b/string.c
index 4dc462f5c4..68baa91cc0 100644
--- a/string.c
+++ b/string.c
@@ -299,7 +299,8 @@ rb_str_make_independent(VALUE str) https://github.com/ruby/ruby/blob/trunk/string.c#L299
 }
 
 void
-rb_str_make_embedded(VALUE str) {
+rb_str_make_embedded(VALUE str)
+{
     RUBY_ASSERT(rb_str_reembeddable_p(str));
     RUBY_ASSERT(!STR_EMBED_P(str));
 
@@ -1806,15 +1807,14 @@ str_duplicate_setup(VALUE klass, VALUE str, VALUE dup) https://github.com/ruby/ruby/blob/trunk/string.c#L1807
         }
         assert(!STR_SHARED_P(root));
         assert(RB_OBJ_FROZEN_RAW(root));
-#if USE_RVARGC
-        if (1) {
-#else
-        if (STR_EMBED_P(root)) {
+        if (0) {}
+#if !USE_RVARGC
+        else if (STR_EMBED_P(root)) {
             MEMCPY(RSTRING(dup)->as.embed.ary, RSTRING(root)->as.embed.ary,
                    char, RSTRING_EMBED_LEN_MAX + 1);
         }
-        else {
 #endif
+        else {
             RSTRING(dup)->as.heap.len = RSTRING_LEN(str);
             RSTRING(dup)->as.heap.ptr = RSTRING_PTR(str);
             RB_OBJ_WRITE(dup, &RSTRING(dup)->as.heap.aux.shared, root);
-- 
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