1 files changed, 13 insertions, 0 deletions
diff --git a/ext/-test-/struct/data.c b/ext/-test-/struct/data.c
new file mode 100644
index 0000000000..5841c342e7
--- /dev/null
+++ b/ext/-test-/struct/data.c
@@ -0,0 +1,13 @@
+#include "ruby.h"
+
+static VALUE
+bug_data_new(VALUE self, VALUE super)
+{
+    return rb_data_define(super, "mem1", "mem2", NULL);
+}
+
+void
+Init_data(VALUE klass)
+{
+    rb_define_singleton_method(klass, "data_new", bug_data_new, 1);
+}