1 files changed, 28 insertions, 0 deletions
diff --git a/src/test/ui/compile-fail-migration/coherence-conflicting-negative-trait-impl.rs b/src/test/ui/compile-fail-migration/coherence-conflicting-negative-trait-impl.rs
new file mode 100644
index 00000000000..8e9d1eff345
--- /dev/null
+++ b/src/test/ui/compile-fail-migration/coherence-conflicting-negative-trait-impl.rs
@@ -0,0 +1,28 @@
+// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+#![feature(optin_builtin_traits)]
+#![feature(overlapping_marker_traits)]
+
+trait MyTrait {}
+
+struct TestType<T>(::std::marker::PhantomData<T>);
+
+unsafe impl<T: MyTrait+'static> Send for TestType<T> {}
+
+impl<T: MyTrait> !Send for TestType<T> {}
+//~^ ERROR conflicting implementations of trait `std::marker::Send`
+
+unsafe impl<T:'static> Send for TestType<T> {}
+
+impl !Send for TestType<i32> {}
+//~^ ERROR conflicting implementations of trait `std::marker::Send`
+
+fn main() {}