Auto merge of #2756 - RalfJung:rustup, r=RalfJung

Rustup

1 files changed, 22 insertions, 0 deletions

diff --git a/tests/ui/array-slice-vec/slice_binary_search.rs b/tests/ui/array-slice-vec/slice_binary_search.rs
new file mode 100644
index 00000000000..4d8022ecba7
--- /dev/null
+++ b/tests/ui/array-slice-vec/slice_binary_search.rs
@@ -0,0 +1,22 @@
+// run-pass
+
+// Test binary_search_by_key lifetime. Issue #34683
+
+#[allow(dead_code)]
+#[derive(Debug)]
+struct Assignment {
+    topic: String,
+    partition: i32,
+}
+
+fn main() {
+    let xs = vec![
+        Assignment { topic: "abc".into(), partition: 1 },
+        Assignment { topic: "def".into(), partition: 2 },
+        Assignment { topic: "ghi".into(), partition: 3 },
+    ];
+
+    let key: &str = "def";
+    let r = xs.binary_search_by_key(&key, |e| &e.topic);
+    assert_eq!(Ok(1), r.map(|i| i));
+}