1 files changed, 13 insertions, 0 deletions

diff --git a/src/test/ui/issues/issue-24954.rs b/src/test/ui/issues/issue-24954.rs
new file mode 100644
index 000000000..0177dd4ea
--- /dev/null
+++ b/src/test/ui/issues/issue-24954.rs
@@ -0,0 +1,13 @@
+// run-pass
+macro_rules! foo {
+    ($y:expr) => ({
+        $y = 2;
+    })
+}
+
+#[allow(unused_variables)]
+#[allow(unused_assignments)]
+fn main() {
+    let mut x = 1;
+    foo!(x);
+}