Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 52 insertions, 0 deletions

diff --git a/src/test/ui/regions/regions-nested-fns.stderr b/src/test/ui/regions/regions-nested-fns.stderr
new file mode 100644
index 000000000..bb2740310
--- /dev/null
+++ b/src/test/ui/regions/regions-nested-fns.stderr
@@ -0,0 +1,52 @@
+error[E0521]: borrowed data escapes outside of closure
+  --> $DIR/regions-nested-fns.rs:12:9
+   |
+LL |     let mut ay = &y;
+   |         ------ `ay` declared here, outside of the closure body
+...
+LL |     ignore::<Box<dyn for<'z> FnMut(&'z isize)>>(Box::new(|z| {
+   |                                                           - `z` is a reference that is only valid in the closure body
+...
+LL |         ay = z;
+   |         ^^^^^^ `z` escapes the closure body here
+
+error[E0597]: `y` does not live long enough
+  --> $DIR/regions-nested-fns.rs:5:18
+   |
+LL |     let mut ay = &y;
+   |                  ^^ borrowed value does not live long enough
+...
+LL |         if false { return ay; }
+   |                           -- returning this value requires that `y` is borrowed for `'static`
+...
+LL | }
+   | - `y` dropped here while still borrowed
+
+error[E0597]: `y` does not live long enough
+  --> $DIR/regions-nested-fns.rs:10:15
+   |
+LL |     ignore::<Box<dyn for<'z> FnMut(&'z isize)>>(Box::new(|z| {
+   |                                                          --- value captured here
+LL |         ay = x;
+LL |         ay = &y;
+   |               ^ borrowed value does not live long enough
+...
+LL |         if false { return ay; }
+   |                           -- returning this value requires that `y` is borrowed for `'static`
+...
+LL | }
+   | - `y` dropped here while still borrowed
+
+error: lifetime may not live long enough
+  --> $DIR/regions-nested-fns.rs:17:27
+   |
+LL | fn nested<'x>(x: &'x isize) {
+   |           -- lifetime `'x` defined here
+...
+LL |         if false { return x; }
+   |                           ^ returning this value requires that `'x` must outlive `'static`
+
+error: aborting due to 4 previous errors
+
+Some errors have detailed explanations: E0521, E0597.
+For more information about an error, try `rustc --explain E0521`.