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, 20 insertions, 0 deletions

diff --git a/src/test/ui/cannot-mutate-captured-non-mut-var.stderr b/src/test/ui/cannot-mutate-captured-non-mut-var.stderr
new file mode 100644
index 000000000..06b5ca407
--- /dev/null
+++ b/src/test/ui/cannot-mutate-captured-non-mut-var.stderr
@@ -0,0 +1,20 @@
+error[E0594]: cannot assign to `x`, as it is not declared as mutable
+  --> $DIR/cannot-mutate-captured-non-mut-var.rs:9:25
+   |
+LL |     let x = 1;
+   |         - help: consider changing this to be mutable: `mut x`
+LL |     to_fn_once(move|| { x = 2; });
+   |                         ^^^^^ cannot assign
+
+error[E0596]: cannot borrow `s` as mutable, as it is not declared as mutable
+  --> $DIR/cannot-mutate-captured-non-mut-var.rs:13:25
+   |
+LL |     let s = std::io::stdin();
+   |         - help: consider changing this to be mutable: `mut s`
+LL |     to_fn_once(move|| { s.read_to_end(&mut Vec::new()); });
+   |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot borrow as mutable
+
+error: aborting due to 2 previous errors
+
+Some errors have detailed explanations: E0594, E0596.
+For more information about an error, try `rustc --explain E0594`.