1 files changed, 19 insertions, 0 deletions

diff --git a/src/test/ui/const-generics/issues/issue-70225.rs b/src/test/ui/const-generics/issues/issue-70225.rs
new file mode 100644
index 000000000..d458d7b2e
--- /dev/null
+++ b/src/test/ui/const-generics/issues/issue-70225.rs
@@ -0,0 +1,19 @@
+// check-pass
+#![deny(dead_code)]
+
+// We previously incorrectly linted `L` as unused here.
+const L: usize = 3;
+
+fn main() {
+    let p = Printer {};
+    p.print();
+}
+
+trait Print<const N: usize> {
+    fn print(&self) -> usize {
+        3
+    }
+}
+
+struct Printer {}
+impl Print<L> for Printer {}