typeck: boxed closures can't capture by value

closes #19141
closes #20193
closes #20228

src/test/compile-fail/borrowck-move-by-capture.rs

@@ -11,6 +11,6 @@
 pub fn main() {
     let bar = box 3;
     let _g = || {
-        let _h = move|| -> int { *bar }; //~ ERROR cannot move out of captured outer variable
+        let _h = move |:| -> int { *bar }; //~ ERROR cannot move out of captured outer variable
     };
 }

src/test/compile-fail/issue-19141.rs

@@ -0,0 +1,15 @@
+// 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.
+
+fn main() {
+    let n = 0u;
+
+    let f = move || n += 1;  //~error boxed closures can't capture by value
+}

src/test/compile-fail/issue-20193.rs

@@ -0,0 +1,24 @@
+// 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.
+
+fn foo(t: &mut int){
+    println!("{}", t);
+}
+
+fn main() {
+    let test = 10;
+
+    let h = move || {  //~error boxed closures can't capture by value
+        let mut r = &mut test.clone();
+        foo(r);
+    };
+
+    h();
+}

src/test/compile-fail/issue-20228-1.rs

@@ -0,0 +1,20 @@
+// 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.
+
+struct S;
+
+impl S {
+    fn foo(&self) {
+        let _ = move || { self };  //~error boxed closures can't capture by value
+    }
+}
+
+fn main() {
+}

src/test/compile-fail/issue-20228-2.rs

@@ -0,0 +1,20 @@
+// 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.
+
+struct S;
+
+impl S {
+    fn foo(&self) {
+        let _ = move || { self.foo() };  //~error boxed closures can't capture by value
+    }
+}
+
+fn main() {
+}