1 files changed, 8 insertions, 0 deletions
diff --git a/src/test/ui/occurs-check.rs b/src/test/ui/occurs-check.rs
new file mode 100644
index 000000000..aec52d839
--- /dev/null
+++ b/src/test/ui/occurs-check.rs
@@ -0,0 +1,8 @@
+fn main() {
+
+    let f;
+
+    f = Box::new(f);
+    //~^ ERROR mismatched types
+    //~| cyclic type of infinite size
+}