2 files changed, 30 insertions, 0 deletions
diff --git a/ext/-test-/recursion/extconf.rb b/ext/-test-/recursion/extconf.rb
new file mode 100644
index 0000000000..92b28657f0
--- /dev/null
+++ b/ext/-test-/recursion/extconf.rb
@@ -0,0 +1,2 @@
+require 'mkmf'
+create_makefile("-test-/recursion")
diff --git a/ext/-test-/recursion/recursion.c b/ext/-test-/recursion/recursion.c
new file mode 100644
index 0000000000..13d41f0ba8
--- /dev/null
+++ b/ext/-test-/recursion/recursion.c
@@ -0,0 +1,28 @@
+#include <ruby.h>
+
+static VALUE
+recursive_i(VALUE obj, VALUE mid, int recur)
+{
+    if (recur) return Qnil;
+    return rb_funcallv(obj, rb_to_id(mid), 0, 0);
+}
+
+static VALUE
+exec_recursive(VALUE self, VALUE mid)
+{
+    return rb_exec_recursive(recursive_i, self, mid);
+}
+
+static VALUE
+exec_recursive_outer(VALUE self, VALUE mid)
+{
+    return rb_exec_recursive_outer(recursive_i, self, mid);
+}
+
+void
+Init_recursion(void)
+{
+    VALUE m = rb_define_module_under(rb_define_module("Bug"), "Recursive");
+    rb_define_method(m, "exec_recursive", exec_recursive, 1);
+    rb_define_method(m, "exec_recursive_outer", exec_recursive_outer, 1);
+}