diff --git a/src/test/ui/impl-trait/issue-68532.rs b/src/test/ui/impl-trait/issue-68532.rs
new file mode 100644
index 0000000000000..01a7af0aee40e
--- /dev/null
+++ b/src/test/ui/impl-trait/issue-68532.rs
@@ -0,0 +1,13 @@
+// check-pass
+
+pub struct A<'a>(&'a ());
+
+impl<'a> A<'a> {
+    const N: usize = 68;
+
+    pub fn foo(&self) {
+        let _b = [0; Self::N];
+    }
+}
+
+fn main() {}