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, 34 insertions, 0 deletions

diff --git a/src/test/ui/closures/2229_closure_analysis/issue-90465.rs b/src/test/ui/closures/2229_closure_analysis/issue-90465.rs
new file mode 100644
index 000000000..466e6dbab
--- /dev/null
+++ b/src/test/ui/closures/2229_closure_analysis/issue-90465.rs
@@ -0,0 +1,34 @@
+// run-rustfix
+
+#![deny(rust_2021_incompatible_closure_captures)]
+//~^ NOTE lint level is defined here
+
+fn main() {
+    struct Foo(u32);
+    impl Drop for Foo {
+        fn drop(&mut self) {
+            println!("dropped {}", self.0);
+        }
+    }
+
+    let f0 = Foo(0);
+    let f1 = Foo(1);
+
+    let c0 = move || {
+        //~^ ERROR changes to closure capture in Rust 2021 will affect drop order
+        //~| NOTE for more information
+        let _ = f0;
+        //~^ NOTE in Rust 2018, this causes the closure to capture `f0`, but in Rust 2021, it has no effect
+    };
+
+    let c1 = move || {
+        let _ = &f1;
+    };
+
+    println!("dropping 0");
+    drop(c0);
+    println!("dropping 1");
+    drop(c1);
+    println!("dropped all");
+}
+//~^ NOTE in Rust 2018, `f0` is dropped here along with the closure, but in Rust 2021 `f0` is not part of the closure