1 files changed, 7 insertions, 0 deletions
diff --git a/tests/ui/error-codes/E0393.rs b/tests/ui/error-codes/E0393.rs
new file mode 100644
index 00000000000..0c1a369806d
--- /dev/null
+++ b/tests/ui/error-codes/E0393.rs
@@ -0,0 +1,7 @@
+trait A<T=Self> {}
+
+fn together_we_will_rule_the_galaxy(son: &dyn A) {}
+//~^ ERROR E0393
+
+fn main() {
+}