https://git.ruby-lang.org/ruby.git/commit/?id=b69951cf55

From b69951cf55a3bbd50a4d6e84185ee0f687946530 Mon Sep 17 00:00:00 2001
From: Alan Wu <XrXr@u...>
Date: Fri, 9 Apr 2021 19:08:23 -0400
Subject: add a couple of getivar tests for symbols

---
 bootstraptest/test_yjit.rb | 37 +++++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)

diff --git a/bootstraptest/test_yjit.rb b/bootstraptest/test_yjit.rb
index 858e3906d0..fcda5476ea 100644
--- a/bootstraptest/test_yjit.rb
+++ b/bootstraptest/test_yjit.rb
@@ -578,3 +578,40 @@ assert_equal '42', %q{ https://github.com/ruby/ruby/blob/trunk/bootstraptest/test_yjit.rb#L578
   run
   run
 }
+
+# getinstancevariable on Symbol
+assert_equal '[nil, nil]', %q{
+  # @foo to exercise the getinstancevariable instruction
+  public def get_foo
+    @foo
+  end
+
+  dyn_sym = ("a" + "b").to_sym
+  sym = :static
+
+  # compile get_foo
+  dyn_sym.get_foo
+  dyn_sym.get_foo
+
+  [dyn_sym.get_foo, sym.get_foo]
+}
+
+# attr_reader on Symbol
+assert_equal '[nil, nil]', %q{
+  class Symbol
+    attr_reader :foo
+  end
+
+  public def get_foo
+    foo
+  end
+
+  dyn_sym = ("a" + "b").to_sym
+  sym = :static
+
+  # compile get_foo
+  dyn_sym.get_foo
+  dyn_sym.get_foo
+
+  [dyn_sym.get_foo, sym.get_foo]
+}
-- 
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