1 files changed, 21 insertions, 0 deletions
diff --git a/src/test/ui/sanitize/leak.rs b/src/test/ui/sanitize/leak.rs
new file mode 100644
index 000000000..f63f81352
--- /dev/null
+++ b/src/test/ui/sanitize/leak.rs
@@ -0,0 +1,21 @@
+// needs-sanitizer-support
+// needs-sanitizer-leak
+//
+// compile-flags: -Z sanitizer=leak -O
+//
+// run-fail
+// error-pattern: LeakSanitizer: detected memory leaks
+
+#![feature(bench_black_box)]
+
+use std::hint::black_box;
+use std::mem;
+
+fn main() {
+    for _ in 0..10 {
+        let xs = vec![1, 2, 3];
+        // Prevent compiler from removing the memory allocation.
+        let xs = black_box(xs);
+        mem::forget(xs);
+    }
+}