reviewer changes

Author: nrc

src/test/compile-fail/slice-1.rs

@@ -16,4 +16,4 @@ fn main() {
     let x = Foo;
     x[..]; //~ ERROR incorrect slicing expression: `[..]`
     //~^ NOTE use `expr[]` to construct a slice of the whole of expr
-}
+}

src/test/compile-fail/slice-2.rs

@@ -22,4 +22,4 @@ fn main() {
     x[mut Foo..]; //~ ERROR cannot take a mutable slice of a value with type `Foo`
     x[mut ..Foo]; //~ ERROR cannot take a mutable slice of a value with type `Foo`
     x[mut Foo..Foo]; //~ ERROR cannot take a mutable slice of a value with type `Foo`
-}
+}

src/test/run-pass/slice-fail-1.rs

@@ -0,0 +1,31 @@
+// 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.
+
+// Test that is a slicing expr[..] fails, the correct cleanups happen.
+
+use std::task;
+
+struct Foo;
+
+static mut DTOR_COUNT: int = 0;
+
+impl Drop for Foo {
+    fn drop(&mut self) { unsafe { DTOR_COUNT += 1; } }
+}
+
+fn foo() {
+    let x: &[_] = &[Foo, Foo];
+    x[3..4];
+}
+
+fn main() {
+    let _ = task::try(proc() foo());
+    unsafe { assert!(DTOR_COUNT == 2); }
+}

src/test/run-pass/slice-fail-2.rs

@@ -0,0 +1,35 @@
+// 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.
+
+// Test that is a slicing expr[..] fails, the correct cleanups happen.
+
+use std::task;
+
+struct Foo;
+
+static mut DTOR_COUNT: int = 0;
+
+impl Drop for Foo {
+    fn drop(&mut self) { unsafe { DTOR_COUNT += 1; } }
+}
+
+fn bar() -> uint {
+    fail!();
+}
+
+fn foo() {
+    let x: &[_] = &[Foo, Foo];
+    x[3..bar()];
+}
+
+fn main() {
+    let _ = task::try(proc() foo());
+    unsafe { assert!(DTOR_COUNT == 2); }
+}

src/test/run-pass/slice.rs

@@ -67,4 +67,4 @@ fn main() {
     unsafe {
         assert!(COUNT == 8);
     }
-}
+}