1 files changed, 12 insertions, 0 deletions
diff --git a/tests/ui/proc-macro/derive-helper-vs-legacy.rs b/tests/ui/proc-macro/derive-helper-vs-legacy.rs
new file mode 100644
index 000000000..98836bcb8
--- /dev/null
+++ b/tests/ui/proc-macro/derive-helper-vs-legacy.rs
@@ -0,0 +1,12 @@
+// check-pass
+// aux-build:test-macros.rs
+
+#[macro_use]
+extern crate test_macros;
+
+#[derive(Empty)]
+#[empty_helper] // OK, this is both derive helper and legacy derive helper
+#[derive(Empty)]
+struct S;
+
+fn main() {}