1 files changed, 10 insertions, 0 deletions
diff --git a/test/ruby/test_exception.rb b/test/ruby/test_exception.rb
index 5ca54ecbe1..c49de80113 100644
--- a/test/ruby/test_exception.rb
+++ b/test/ruby/test_exception.rb
@@ -180,6 +180,16 @@ class TestException < Test::Unit::TestCase
     }
   end
 
+  def test_throw_false
+    bug12743 = '[ruby-core:77229] [Bug #12743]'
+    e = assert_raise_with_message(UncaughtThrowError, /false/, bug12743) {
+      Thread.start {
+        throw false
+      }.join
+    }
+    assert_same(false, e.tag, bug12743)
+  end
+
   def test_else_no_exception
     begin
       assert(true)