1 files changed, 11 insertions, 0 deletions
diff --git a/src/test/ui/mismatched_types/closure-mismatch.rs b/src/test/ui/mismatched_types/closure-mismatch.rs
new file mode 100644
index 000000000..b0644e796
--- /dev/null
+++ b/src/test/ui/mismatched_types/closure-mismatch.rs
@@ -0,0 +1,11 @@
+trait Foo {}
+
+impl<T: Fn(&())> Foo for T {}
+
+fn baz<T: Foo>(_: T) {}
+
+fn main() {
+    baz(|_| ());
+    //~^ ERROR implementation of `FnOnce` is not general enough
+    //~| ERROR mismatched types
+}