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-rw-r--r--src/test/compile-fail/cross-borrow-trait.rs2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/test/compile-fail/cross-borrow-trait.rs b/src/test/compile-fail/cross-borrow-trait.rs
index 1ccd5290fef..ff96ea93184 100644
--- a/src/test/compile-fail/cross-borrow-trait.rs
+++ b/src/test/compile-fail/cross-borrow-trait.rs
@@ -11,6 +11,8 @@
 // Test that cross-borrowing (implicitly converting from `Box<T>` to `&T`) is
 // forbidden when `T` is a trait.
 
+#![feature(box_syntax)]
+
 struct Foo;
 trait Trait {}
 impl Trait for Foo {}