Rollup merge of #23402 - tamird:needstest-tests, r=jakub-

@alexcrichton @jakub-

src/test/auxiliary/pub_static_array.rs

@@ -0,0 +1,11 @@
+// Copyright 2014 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.
+
+pub static ARRAY: &'static [u8] = &[1];

src/test/compile-fail/associated-types-eq-expr-path.rs

@@ -22,5 +22,5 @@ impl Foo for isize {
 
 pub fn main() {
     let x: isize = Foo::<A=usize>::bar();
-    //~^ERROR unexpected binding of associated item in expression path
+    //~^ ERROR unexpected binding of associated item in expression path
 }

src/test/compile-fail/integral-indexing.rs

@@ -24,11 +24,11 @@ pub fn main() {
     s.as_bytes()[3_usize];
     s.as_bytes()[3];
     s.as_bytes()[3u8];  //~ERROR the trait `core::ops::Index<u8>` is not implemented
-    //~^ERROR the trait `core::ops::Index<u8>` is not implemented
+    //~^ ERROR the trait `core::ops::Index<u8>` is not implemented
     s.as_bytes()[3i8];  //~ERROR the trait `core::ops::Index<i8>` is not implemented
-    //~^ERROR the trait `core::ops::Index<i8>` is not implemented
+    //~^ ERROR the trait `core::ops::Index<i8>` is not implemented
     s.as_bytes()[3u32]; //~ERROR the trait `core::ops::Index<u32>` is not implemented
-    //~^ERROR the trait `core::ops::Index<u32>` is not implemented
+    //~^ ERROR the trait `core::ops::Index<u32>` is not implemented
     s.as_bytes()[3i32]; //~ERROR the trait `core::ops::Index<i32>` is not implemented
-    //~^ERROR the trait `core::ops::Index<i32>` is not implemented
+    //~^ ERROR the trait `core::ops::Index<i32>` is not implemented
 }

src/test/compile-fail/issue-13407.rs

@@ -0,0 +1,19 @@
+// 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.
+
+mod A {
+    struct C;
+}
+
+fn main() {
+    A::C = 1;
+    //~^ ERROR: illegal left-hand side expression
+    //~| ERROR: mismatched types
+}

src/test/compile-fail/issue-16922.rs

@@ -0,0 +1,20 @@
+// 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.
+
+use std::any::Any;
+
+fn foo<T: Any>(value: &T) -> Box<Any> {
+    Box::new(value) as Box<Any>
+    //~^ ERROR: cannot infer an appropriate lifetime
+}
+
+fn main() {
+    let _ = foo(&5);
+}

src/test/compile-fail/issue-18919.rs

@@ -0,0 +1,17 @@
+// 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.
+
+type FuncType<'f> = Fn(&isize) -> isize + 'f;
+
+fn ho_func(f: Option<FuncType>) {
+    //~^ ERROR: the trait `core::marker::Sized` is not implemented for the type
+}
+
+fn main() {}

src/test/compile-fail/issue-19982.rs

@@ -0,0 +1,17 @@
+// 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(unboxed_closures)]
+
+struct Foo;
+
+impl Fn<(&(),)> for Foo { } //~ ERROR missing lifetime specifier
+
+fn main() {}

src/test/compile-fail/issue-20225.rs

@@ -0,0 +1,22 @@
+// 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(unboxed_closures)]
+
+struct Foo;
+
+impl<'a, T> Fn<(&'a T,)> for Foo {
+  type Output = ();
+
+  extern "rust-call" fn call(&self, (_,): (T,)) {}
+  //~^ ERROR: has an incompatible type for trait: expected &-ptr
+}
+
+fn main() {}

src/test/compile-fail/issue-20261.rs

@@ -0,0 +1,17 @@
+// 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.
+
+fn main() {
+    for (ref i,) in [].iter() { //~ ERROR: type mismatch resolving
+        i.clone();
+        //~^ ERROR: the type of this value must be known in this context
+        //~| ERROR: reached the recursion limit while auto-dereferencing
+    }
+}

src/test/compile-fail/issue-20714.rs

@@ -0,0 +1,15 @@
+// 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.
+
+struct G;
+
+fn main() {
+    let g = G(); //~ ERROR: expected function, found `G`
+}

src/test/compile-fail/static-array-across-crate.rs

@@ -0,0 +1,20 @@
+// 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.
+
+// aux-build:pub_static_array.rs
+
+extern crate "pub_static_array" as array;
+
+use array::ARRAY;
+
+static X: &'static u8 = &ARRAY[0];
+//~^ ERROR: cannot refer to the interior of another static, use a constant
+
+pub fn main() {}

src/test/compile-fail/trait-bounds-not-on-bare-trait.rs

@@ -15,7 +15,7 @@ trait Foo {
 // This should emit the less confusing error, not the more confusing one.
 
 fn foo(_x: Foo + Send) {
-    //~^ERROR the trait `core::marker::Sized` is not implemented
+    //~^ ERROR the trait `core::marker::Sized` is not implemented
 }
 
 fn main() { }

src/test/run-pass/issue-11820.rs

@@ -0,0 +1,19 @@
+// 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.
+
+struct NoClone;
+
+fn main() {
+  let rnc = &NoClone;
+  let rsnc = &Some(NoClone);
+
+  let _: &NoClone = rnc.clone();
+  let _: &Option<NoClone> = rsnc.clone();
+}

src/test/run-pass/issue-16922.rs

@@ -0,0 +1,18 @@
+// 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.
+
+use std::any::Any;
+
+fn foo(_: &u8) {
+}
+
+fn main() {
+    let _ = &foo as &Any;
+}

src/test/run-pass/issue-19982.rs

@@ -0,0 +1,22 @@
+// 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(core,unboxed_closures)]
+
+#[allow(dead_code)]
+struct Foo;
+
+impl<'a> Fn<(&'a (),)> for Foo {
+    type Output = ();
+
+    extern "rust-call" fn call(&self, (_,): (&(),)) {}
+}
+
+fn main() {}

src/test/run-pass/issue-20396.rs

@@ -0,0 +1,23 @@
+// 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.
+
+#![allow(dead_code)]
+
+trait Foo<T> {
+    fn noop(&self, _: T);
+}
+
+enum Bar<T> { Bla(T) }
+
+struct Baz<'a> {
+    inner: for<'b> Foo<Bar<&'b ()>> + 'a,
+}
+
+fn main() {}

src/test/run-pass/issue-9951.rs

@@ -0,0 +1,28 @@
+// 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.
+
+#![allow(unused_variables)]
+
+trait Bar {
+  fn noop(&self);
+}
+impl Bar for u8 {
+  fn noop(&self) {}
+}
+
+fn main() {
+    let (a, b) = (&5u8 as &Bar, &9u8 as &Bar);
+    let (c, d): (&Bar, &Bar) = (a, b);
+
+    let (a, b) = (Box::new(5u8) as Box<Bar>, Box::new(9u8) as Box<Bar>);
+    let (c, d): (&Bar, &Bar) = (&*a, &*b);
+
+    let (c, d): (&Bar, &Bar) = (&5, &9);
+}