1 files changed, 14 insertions, 0 deletions
diff --git a/src/test/ui/mismatched_types/trait-impl-fn-incompatibility.rs b/src/test/ui/mismatched_types/trait-impl-fn-incompatibility.rs
new file mode 100644
index 000000000..ba206b860
--- /dev/null
+++ b/src/test/ui/mismatched_types/trait-impl-fn-incompatibility.rs
@@ -0,0 +1,14 @@
+trait Foo {
+    fn foo(x: u16);
+    fn bar(&mut self, bar: &mut Bar);
+}
+
+struct Bar;
+
+impl Foo for Bar {
+    fn foo(x: i16) { } //~ ERROR incompatible type
+    fn bar(&mut self, bar: &Bar) { } //~ ERROR incompatible type
+}
+
+fn main() {
+}