Make ui/unop-move-semantics.rs robust w.r.t. NLL.

Author: pnkfelix

src/test/ui/unop-move-semantics.nll.stderr

@@ -9,6 +9,29 @@ LL |     x.clone();  //~ ERROR: use of moved value
    |
    = note: move occurs because `x` has type `T`, which does not implement the `Copy` trait
 
+error[E0505]: cannot move out of `x` because it is borrowed
+  --> $DIR/unop-move-semantics.rs:25:6
+   |
+LL |     let m = &x;
+   |             -- borrow of `x` occurs here
+...
+LL |     !x;  //~ ERROR: cannot move out of `x` because it is borrowed
+   |      ^ move out of `x` occurs here
+...
+LL |     use_mut(n); use_imm(m);
+   |                         - borrow later used here
+
+error[E0505]: cannot move out of `y` because it is borrowed
+  --> $DIR/unop-move-semantics.rs:27:6
+   |
+LL |     let n = &mut y;
+   |             ------ borrow of `y` occurs here
+...
+LL |     !y;  //~ ERROR: cannot move out of `y` because it is borrowed
+   |      ^ move out of `y` occurs here
+LL |     use_mut(n); use_imm(m);
+   |             - borrow later used here
+
 error[E0507]: cannot move out of borrowed content
   --> $DIR/unop-move-semantics.rs:34:6
    |
@@ -21,7 +44,7 @@ error[E0507]: cannot move out of borrowed content
 LL |     !*n;  //~ ERROR: cannot move out of borrowed content
    |      ^^ cannot move out of borrowed content
 
-error: aborting due to 3 previous errors
+error: aborting due to 5 previous errors
 
-Some errors occurred: E0382, E0507.
+Some errors occurred: E0382, E0505, E0507.
 For more information about an error, try `rustc --explain E0382`.

src/test/ui/unop-move-semantics.rs

@@ -25,15 +25,18 @@ fn move_borrowed<T: Not<Output=T>>(x: T, mut y: T) {
     !x;  //~ ERROR: cannot move out of `x` because it is borrowed
 
     !y;  //~ ERROR: cannot move out of `y` because it is borrowed
+    use_mut(n); use_imm(m);
 }
-
 fn illegal_dereference<T: Not<Output=T>>(mut x: T, y: T) {
     let m = &mut x;
     let n = &y;
 
     !*m;  //~ ERROR: cannot move out of borrowed content
 
     !*n;  //~ ERROR: cannot move out of borrowed content
+    use_imm(n); use_mut(m);
 }
-
 fn main() {}
+
+fn use_mut<T>(_: &mut T) { }
+fn use_imm<T>(_: &T) { }