1 files changed, 10 insertions, 0 deletions
diff --git a/KNOWNBUGS.rb b/KNOWNBUGS.rb
index 35a8e75876..ed65c6bea6 100644
--- a/KNOWNBUGS.rb
+++ b/KNOWNBUGS.rb
@@ -5,3 +5,13 @@
 # This test file includes tests which point out known bugs.
 # So all tests will cause failure.
 #
+
+assert_normal_exit("#{<<-";END;"}")
+begin
+  require "-test-/typeddata"
+rescue LoadError
+else
+  n = 1 << 20
+  Bug::TypedData.make(n)
+end
+;END;