From 2ac8e2049bad37da38576b1ed263713c66eba2c9 Mon Sep 17 00:00:00 2001
From: nagachika <nagachika@ruby-lang.org>
Date: Sat, 20 Jul 2024 15:12:36 +0900
Subject: merge revision(s) e1104017e3080fd432c0b5fdc3ae6e004ffd0834: [Backport
 #19781]

	YJIT: Fix cfp inconsistency on tailcall (#8107)

	[Bug #19781]
---
 test/ruby/test_optimization.rb | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'test/ruby')

diff --git a/test/ruby/test_optimization.rb b/test/ruby/test_optimization.rb
index 80c3c3860b..88de3fa8b9 100644
--- a/test/ruby/test_optimization.rb
+++ b/test/ruby/test_optimization.rb
@@ -437,6 +437,20 @@ class TestRubyOptimization < Test::Unit::TestCase
                  message(bug12565) {disasm(:add_one_and_two)})
   end
 
+  def test_c_func_with_sp_offset_under_tailcall
+    tailcall("#{<<-"begin;"}\n#{<<~"end;"}")
+    begin;
+      def calc_one_plus_two
+        1 + 2.abs
+      end
+
+      def one_plus_two
+        calc_one_plus_two
+      end
+    end;
+    assert_equal(3, one_plus_two)
+  end
+
   def test_tailcall_interrupted_by_sigint
     bug12576 = 'ruby-core:76327'
     script = "#{<<-"begin;"}\n#{<<~'end;'}"
-- 
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