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-rw-r--r--src/test/ui/run-pass/macros/macro-crate-use.rs26
1 files changed, 26 insertions, 0 deletions
diff --git a/src/test/ui/run-pass/macros/macro-crate-use.rs b/src/test/ui/run-pass/macros/macro-crate-use.rs
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+++ b/src/test/ui/run-pass/macros/macro-crate-use.rs
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+// Copyright 2014 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.
+
+
+pub fn increment(x: usize) -> usize {
+    x + 1
+}
+
+#[macro_export]
+macro_rules! increment {
+    ($x:expr) => ({
+        use $crate::increment;
+        increment($x)
+    })
+}
+
+fn main() {
+    assert_eq!(increment!(3), 4);
+}