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-rw-r--r--src/test/compile-fail/feature-gate-allow-internal-unstable-nested-macro.rs23
1 files changed, 23 insertions, 0 deletions
diff --git a/src/test/compile-fail/feature-gate-allow-internal-unstable-nested-macro.rs b/src/test/compile-fail/feature-gate-allow-internal-unstable-nested-macro.rs
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+++ b/src/test/compile-fail/feature-gate-allow-internal-unstable-nested-macro.rs
@@ -0,0 +1,23 @@
+// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+macro_rules! bar {
+    () => {
+        // more layers don't help:
+        #[allow_internal_unstable]
+        macro_rules! baz { //~ ERROR allow_internal_unstable side-steps
+            () => {}
+        }
+    }
+}
+
+bar!();
+
+fn main() {}