2 files changed, 21 insertions, 0 deletions
diff --git a/test/ruby/test_backtrace.rb b/test/ruby/test_backtrace.rb
index fca7b62030..01a757f827 100644
--- a/test/ruby/test_backtrace.rb
+++ b/test/ruby/test_backtrace.rb
@@ -454,4 +454,10 @@ class TestBacktrace < Test::Unit::TestCase
     foo::Bar.baz
     end;
   end
+
+  def test_backtrace_internal_frame
+    backtrace = tap { break caller_locations(0) }
+    assert_equal(__FILE__, backtrace[1].path) # not "<internal:kernel>"
+    assert_equal("Kernel#tap", backtrace[1].label)
+  end
 end
diff --git a/test/ruby/test_zjit.rb b/test/ruby/test_zjit.rb
index 2b171b02b1..e10e9a8742 100644
--- a/test/ruby/test_zjit.rb
+++ b/test/ruby/test_zjit.rb
@@ -76,6 +76,21 @@ class TestZJIT < Test::Unit::TestCase
     }
   end
 
+  def test_invokebuiltin
+    assert_compiles '["."]', %q{
+      def test = Dir.glob(".")
+      test
+    }
+  end
+
+  def test_invokebuiltin_delegate
+    assert_compiles '[[], true]', %q{
+      def test = [].clone(freeze: true)
+      r = test
+      [r, r.frozen?]
+    }
+  end
+
   def test_opt_plus_const
     assert_compiles '3', %q{
       def test = 1 + 2