1 files changed, 21 insertions, 0 deletions
diff --git a/tests/ui/borrowck/two-phase-multiple-activations.rs b/tests/ui/borrowck/two-phase-multiple-activations.rs
new file mode 100644
index 000000000..53fb71ebe
--- /dev/null
+++ b/tests/ui/borrowck/two-phase-multiple-activations.rs
@@ -0,0 +1,21 @@
+// run-pass
+
+use std::io::Result;
+
+struct Foo {}
+
+pub trait FakeRead {
+    fn read_to_end(&mut self, buf: &mut Vec<u8>) -> Result<usize>;
+}
+
+impl FakeRead for Foo {
+    fn read_to_end(&mut self, _buf: &mut Vec<u8>) -> Result<usize> {
+        Ok(4)
+    }
+}
+
+fn main() {
+    let mut a = Foo {};
+    let mut v = Vec::new();
+    a.read_to_end(&mut v).unwrap();
+}