1 files changed, 15 insertions, 0 deletions
diff --git a/src/test/ui/generics/generic-type-synonym.rs b/src/test/ui/generics/generic-type-synonym.rs
new file mode 100644
index 000000000..4f181fbcc
--- /dev/null
+++ b/src/test/ui/generics/generic-type-synonym.rs
@@ -0,0 +1,15 @@
+// run-pass
+#![allow(dead_code)]
+
+
+// pretty-expanded FIXME #23616
+
+struct Foo<T> {
+    a: T
+}
+
+type Bar<T> = Foo<T>;
+
+fn takebar<T>(_b: Bar<T>) { }
+
+pub fn main() { }