Move compile-fail tests with NOTE/HELP annotations to UI

src/test/ui/const-pattern-not-const-evaluable.rs

@@ -0,0 +1,42 @@
+// Copyright 2015 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.
+
+#![feature(const_fn)]
+
+#[derive(PartialEq, Eq)]
+enum Cake {
+    BlackForest,
+    Marmor,
+}
+use Cake::*;
+
+struct Pair<A, B>(A, B);
+
+const BOO: Pair<Cake, Cake> = Pair(Marmor, BlackForest);
+//~^ ERROR: constant evaluation error [E0080]
+//~| unimplemented constant expression: tuple struct constructors
+const FOO: Cake = BOO.1;
+
+const fn foo() -> Cake {
+    Marmor
+}
+
+const WORKS: Cake = Marmor;
+
+const GOO: Cake = foo();
+
+fn main() {
+    match BlackForest {
+        FOO => println!("hi"), //~ NOTE: for pattern here
+        GOO => println!("meh"),
+        WORKS => println!("möp"),
+        _ => println!("bye"),
+    }
+}