1 files changed, 25 insertions, 0 deletions
diff --git a/src/test/ui/coherence-error-suppression.rs b/src/test/ui/coherence-error-suppression.rs
new file mode 100644
index 00000000000..56d2455ca21
--- /dev/null
+++ b/src/test/ui/coherence-error-suppression.rs
@@ -0,0 +1,25 @@
+// Copyright 2016 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.
+
+// check that error types in coherence do not cause error cascades.
+
+trait Foo {}
+
+impl Foo for i8 {}
+impl Foo for i16 {}
+impl Foo for i32 {}
+impl Foo for i64 {}
+impl Foo for DoesNotExist {} //~ ERROR cannot find type `DoesNotExist` in this scope
+impl Foo for u8 {}
+impl Foo for u16 {}
+impl Foo for u32 {}
+impl Foo for u64 {}
+
+fn main() {}