diff --git a/src/test/compile-fail/E0583.rs b/src/test/compile-fail/E0583.rs
new file mode 100644
index 000000000000..3a5255d0f5fe
--- /dev/null
+++ b/src/test/compile-fail/E0583.rs
@@ -0,0 +1,14 @@
+// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+mod module_that_doesnt_exist; //~ ERROR E0583
+
+fn main() {
+}
diff --git a/src/test/compile-fail/E0585.rs b/src/test/compile-fail/E0585.rs
new file mode 100644
index 000000000000..1acaf8c0b78b
--- /dev/null
+++ b/src/test/compile-fail/E0585.rs
@@ -0,0 +1,14 @@
+// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+fn main() {
+    /// Hello! I'm useless...
+    //~^ ERROR E0585
+}
diff --git a/src/test/compile-fail/E0586.rs b/src/test/compile-fail/E0586.rs
new file mode 100644
index 000000000000..0b063569abc1
--- /dev/null
+++ b/src/test/compile-fail/E0586.rs
@@ -0,0 +1,14 @@
+// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+fn main() {
+    let tmp = vec![0, 1, 2, 3, 4, 4, 3, 3, 2, 1];
+    let x = &tmp[1...]; //~ ERROR E0586
+}