1 files changed, 25 insertions, 0 deletions
diff --git a/src/test/ui/proc-macro/input-interpolated.rs b/src/test/ui/proc-macro/input-interpolated.rs
new file mode 100644
index 00000000000..b57ce99b138
--- /dev/null
+++ b/src/test/ui/proc-macro/input-interpolated.rs
@@ -0,0 +1,25 @@
+// Check what token streams proc macros see when interpolated tokens are passed to them as input.
+
+// check-pass
+// aux-build:test-macros.rs
+
+#[macro_use]
+extern crate test_macros;
+
+macro_rules! pass_ident {
+    ($i:ident) => {
+        fn f() {
+            print_bang!($i);
+        }
+
+        #[print_attr]
+        const $i: u8 = 0;
+
+        #[derive(Print)]
+        struct $i {}
+    };
+}
+
+pass_ident!(A);
+
+fn main() {}