1 files changed, 39 insertions, 0 deletions
diff --git a/ext/-test-/symbol/init.c b/ext/-test-/symbol/init.c
new file mode 100644
index 0000000000..4038701ac9
--- /dev/null
+++ b/ext/-test-/symbol/init.c
@@ -0,0 +1,39 @@
+#include "ruby.h"
+
+#define init(n) {void Init_##n(VALUE klass); Init_##n(klass);}
+
+static VALUE
+sym_find(VALUE dummy, VALUE sym)
+{
+    return rb_check_symbol(&sym);
+}
+
+static VALUE
+sym_pinneddown_p(VALUE dummy, VALUE sym)
+{
+    ID id = rb_check_id(&sym);
+    if (!id) return Qnil;
+#ifdef ULL2NUM
+    return ULL2NUM(id);
+#else
+    return ULONG2NUM(id);
+#endif
+}
+
+static VALUE
+sym_iv_get(VALUE dummy, VALUE obj, VALUE name)
+{
+    const char *n = StringValueCStr(name);
+    return rb_iv_get(obj, n);
+}
+
+void
+Init_symbol(void)
+{
+    VALUE mBug = rb_define_module("Bug");
+    VALUE klass = rb_define_class_under(mBug, "Symbol", rb_cSymbol);
+    rb_define_singleton_method(klass, "find", sym_find, 1);
+    rb_define_singleton_method(klass, "pinneddown?", sym_pinneddown_p, 1);
+    rb_define_singleton_method(klass, "iv_get", sym_iv_get, 2);
+    TEST_INIT_FUNCS(init);
+}