1 files changed, 18 insertions, 0 deletions
diff --git a/src/test/ui/error-codes/E0746.rs b/src/test/ui/error-codes/E0746.rs
new file mode 100644
index 000000000..bf5ba8fff
--- /dev/null
+++ b/src/test/ui/error-codes/E0746.rs
@@ -0,0 +1,18 @@
+// run-rustfix
+#![allow(dead_code)]
+struct Struct;
+trait Trait {}
+impl Trait for Struct {}
+impl Trait for u32 {}
+
+fn foo() -> dyn Trait { Struct }
+//~^ ERROR E0746
+
+fn bar() -> dyn Trait { //~ ERROR E0746
+    if true {
+        return 0;
+    }
+    42
+}
+
+fn main() {}