1 files changed, 7 insertions, 0 deletions
diff --git a/src/test/ui/feature-gates/feature-gate-assoc-type-defaults.rs b/src/test/ui/feature-gates/feature-gate-assoc-type-defaults.rs
new file mode 100644
index 000000000..d7c6a9f97
--- /dev/null
+++ b/src/test/ui/feature-gates/feature-gate-assoc-type-defaults.rs
@@ -0,0 +1,7 @@
+// gate-test-associated_type_defaults
+
+trait Foo {
+    type Bar = u8; //~ ERROR associated type defaults are unstable
+}
+
+fn main() {}