1 files changed, 16 insertions, 0 deletions
diff --git a/src/test/ui/malformed/malformed-interpolated.rs b/src/test/ui/malformed/malformed-interpolated.rs
new file mode 100644
index 000000000..0d84e723f
--- /dev/null
+++ b/src/test/ui/malformed/malformed-interpolated.rs
@@ -0,0 +1,16 @@
+#![feature(rustc_attrs)]
+
+macro_rules! check {
+    ($expr: expr) => (
+        #[rustc_dummy = $expr]
+        use main as _;
+    );
+}
+
+check!("0"); // OK
+check!(0); // OK
+check!(0u8); //~ ERROR suffixed literals are not allowed in attributes
+check!(-0); //~ ERROR unexpected expression: `-0`
+check!(0 + 0); //~ ERROR unexpected expression: `0 + 0`
+
+fn main() {}