1 files changed, 29 insertions, 0 deletions
diff --git a/test/ruby/test_require.rb b/test/ruby/test_require.rb
index 7c2a5d3aa8..cf428d1bbe 100644
--- a/test/ruby/test_require.rb
+++ b/test/ruby/test_require.rb
@@ -706,4 +706,33 @@ class TestRequire < Test::Unit::TestCase
       END
     }
   end unless /mswin|mingw/ =~ RUBY_PLATFORM
+
+  def test_throw_while_loading
+    Tempfile.create(%w'bug-11404 .rb') do |f|
+      f.puts 'sleep'
+      f.close
+
+      assert_separately(["-", f.path], <<-'end;')
+        path = ARGV[0]
+        class Error < RuntimeError
+          def exception(*)
+            begin
+              throw :blah
+            rescue UncaughtThrowError
+            end
+            self
+          end
+        end
+
+        assert_throw(:blah) do
+          x = Thread.current
+          y = Thread.start {
+            sleep 0.00001
+            x.raise Error.new
+          }
+          load path
+        end
+      end;
+    end
+  end
 end