1 files changed, 15 insertions, 0 deletions
diff --git a/src/test/ui/span/mut-ptr-cant-outlive-ref.rs b/src/test/ui/span/mut-ptr-cant-outlive-ref.rs
new file mode 100644
index 000000000..b8c752d73
--- /dev/null
+++ b/src/test/ui/span/mut-ptr-cant-outlive-ref.rs
@@ -0,0 +1,15 @@
+use std::cell::RefCell;
+
+fn main() {
+    let m = RefCell::new(0);
+    let p;
+    {
+        let b = m.borrow();
+        p = &*b;
+    }
+    //~^^ ERROR `b` does not live long enough
+    p.use_ref();
+}
+
+trait Fake { fn use_mut(&mut self) { } fn use_ref(&self) { }  }
+impl<T> Fake for T { }