use compiled binary for gem_prelude.rb.

`gem_prelude.rb` is not compiled yet. This patch compile it to
compiled binary.

1 files changed, 7 insertions, 1 deletions

diff --git a/builtin.c b/builtin.c
index 5ad7f23d5a..3bdda6159e 100644
--- a/builtin.c
+++ b/builtin.c
@@ -39,5 +39,11 @@ rb_load_with_builtin_functions(const char *feature_name, const struct rb_builtin
 void
 Init_builtin(void)
 {
-    //
+    // nothing
+}
+
+void
+Init_builtin_features(void)
+{
+    rb_load_with_builtin_functions("gem_prelude", NULL);
 }