1 files changed, 14 insertions, 0 deletions
diff --git a/src/test/ui/coherence/coherence_local_ref.rs b/src/test/ui/coherence/coherence_local_ref.rs
new file mode 100644
index 000000000..2e28839c8
--- /dev/null
+++ b/src/test/ui/coherence/coherence_local_ref.rs
@@ -0,0 +1,14 @@
+// Test that we are able to introduce a negative constraint that
+// `MyType: !MyTrait` along with other "fundamental" wrappers.
+
+// check-pass
+// aux-build:coherence_copy_like_lib.rs
+
+extern crate coherence_copy_like_lib as lib;
+
+struct MyType { x: i32 }
+
+// naturally, legal
+impl lib::MyCopy for MyType { }
+
+fn main() { }