--- /dev/null
+// run-pass
+
+#![allow(stable_features)]
+// pretty-expanded FIXME #23616
+
+#![allow(unused_imports)]
+#![feature(start, no_core, core)]
+#![no_core]
+
+extern crate std;
+extern crate std as zed;
+
+use std::str;
+use zed::str as x;
+
+use std::io::{self, Error as IoError, Result as IoResult};
+use std::error::{self as foo};
+mod baz {
+ pub use std::str as x;
+}
+
+#[start]
+pub fn start(_: isize, _: *const *const u8) -> isize { 0 }