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, 22 insertions, 0 deletions

diff --git a/src/test/ui/closures/2229_closure_analysis/migrations/macro.stderr b/src/test/ui/closures/2229_closure_analysis/migrations/macro.stderr
new file mode 100644
index 000000000..2d0c56aad
--- /dev/null
+++ b/src/test/ui/closures/2229_closure_analysis/migrations/macro.stderr
@@ -0,0 +1,22 @@
+error: changes to closure capture in Rust 2021 will affect drop order
+  --> $DIR/macro.rs:19:13
+   |
+LL |     let _ = || dbg!(a.0);
+   |             ^^      --- in Rust 2018, this closure captures all of `a`, but in Rust 2021, it will only capture `a.0`
+...
+LL | }
+   | - in Rust 2018, `a` is dropped here, but in Rust 2021, only `a.0` will be dropped here as part of the closure
+   |
+note: the lint level is defined here
+  --> $DIR/macro.rs:5:9
+   |
+LL | #![deny(rust_2021_incompatible_closure_captures)]
+   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/disjoint-capture-in-closures.html>
+help: add a dummy let to cause `a` to be fully captured
+   |
+LL |     let _ = || { let _ = &a; dbg!(a.0) };
+   |                +++++++++++++           +
+
+error: aborting due to previous error
+