diff --git a/src/26093.rs b/src/26093.rs
new file mode 100644
index 00000000..ed9372f5
--- /dev/null
+++ b/src/26093.rs
@@ -0,0 +1,9 @@
+macro_rules! not_an_lvalue {
+    ($thing:expr) => {
+        $thing = 42;
+    }
+}
+
+fn main() {
+    not_an_lvalue!(99);
+}