underscore-lifetime nll revisions

Author: jackh726

src/test/ui/underscore-lifetime/dyn-trait-underscore.stderr renamed to src/test/ui/underscore-lifetime/dyn-trait-underscore.base.stderr

@@ -1,5 +1,5 @@
 error[E0759]: `items` has an anonymous lifetime `'_` but it needs to satisfy a `'static` lifetime requirement
-  --> $DIR/dyn-trait-underscore.rs:8:20
+  --> $DIR/dyn-trait-underscore.rs:12:20
    |
 LL | fn a<T>(items: &[T]) -> Box<dyn Iterator<Item=&T>> {
    |                ---- this data with an anonymous lifetime `'_`...
@@ -10,7 +10,7 @@ LL |     Box::new(items.iter())
    |              ...is used and required to live as long as `'static` here
    |
 note: `'static` lifetime requirement introduced by the return type
-  --> $DIR/dyn-trait-underscore.rs:6:29
+  --> $DIR/dyn-trait-underscore.rs:10:29
    |
 LL | fn a<T>(items: &[T]) -> Box<dyn Iterator<Item=&T>> {
    |                             ^^^^^^^^^^^^^^^^^^^^^ `'static` requirement introduced here

src/test/ui/underscore-lifetime/dyn-trait-underscore.nll.stderr

@@ -1,5 +1,5 @@
 error: lifetime may not live long enough
-  --> $DIR/dyn-trait-underscore.rs:8:5
+  --> $DIR/dyn-trait-underscore.rs:12:5
    |
 LL | fn a<T>(items: &[T]) -> Box<dyn Iterator<Item=&T>> {
    |                - let's call the lifetime of this reference `'1`

src/test/ui/underscore-lifetime/dyn-trait-underscore.rs

@@ -3,9 +3,15 @@
 //
 // cc #48468
 
+// revisions: base nll
+// ignore-compare-mode-nll
+//[nll] compile-flags: -Z borrowck=mir
+
 fn a<T>(items: &[T]) -> Box<dyn Iterator<Item=&T>> {
     //                      ^^^^^^^^^^^^^^^^^^^^^ bound *here* defaults to `'static`
-    Box::new(items.iter()) //~ ERROR E0759
+    Box::new(items.iter())
+    //[base]~^ ERROR E0759
+    //[nll]~^^ ERROR lifetime may not live long enough
 }
 
 fn b<T>(items: &[T]) -> Box<dyn Iterator<Item=&T> + '_> {

src/test/ui/underscore-lifetime/underscore-lifetime-elison-mismatch.stderr renamed to src/test/ui/underscore-lifetime/underscore-lifetime-elison-mismatch.base.stderr

@@ -1,5 +1,5 @@
 error[E0623]: lifetime mismatch
-  --> $DIR/underscore-lifetime-elison-mismatch.rs:1:49
+  --> $DIR/underscore-lifetime-elison-mismatch.rs:5:49
    |
 LL | fn foo(x: &mut Vec<&'_ u8>, y: &'_ u8) { x.push(y); }
    |                    ------      ------           ^ ...but data from `y` flows into `x` here

src/test/ui/underscore-lifetime/underscore-lifetime-elison-mismatch.nll.stderr

@@ -1,5 +1,5 @@
 error: lifetime may not live long enough
-  --> $DIR/underscore-lifetime-elison-mismatch.rs:1:42
+  --> $DIR/underscore-lifetime-elison-mismatch.rs:5:42
    |
 LL | fn foo(x: &mut Vec<&'_ u8>, y: &'_ u8) { x.push(y); }
    |                    -           -         ^^^^^^^^^ argument requires that `'1` must outlive `'2`

src/test/ui/underscore-lifetime/underscore-lifetime-elison-mismatch.rs

@@ -1,3 +1,9 @@
-fn foo(x: &mut Vec<&'_ u8>, y: &'_ u8) { x.push(y); } //~ ERROR lifetime mismatch
+// revisions: base nll
+// ignore-compare-mode-nll
+//[nll] compile-flags: -Z borrowck=mir
+
+fn foo(x: &mut Vec<&'_ u8>, y: &'_ u8) { x.push(y); }
+//[base]~^ ERROR lifetime mismatch
+//[nll]~^^ ERROR lifetime may not live long enough
 
 fn main() {}