1 files changed, 12 insertions, 0 deletions
diff --git a/src/test/ui/binding/const-param.rs b/src/test/ui/binding/const-param.rs
new file mode 100644
index 00000000000..3c7f4d071f6
--- /dev/null
+++ b/src/test/ui/binding/const-param.rs
@@ -0,0 +1,12 @@
+// Identifier pattern referring to a const generic parameter is an error (issue #68853).
+
+#![feature(const_generics)] //~ WARN the feature `const_generics` is incomplete
+
+fn check<const N: usize>() {
+    match 1 {
+        N => {} //~ ERROR const parameters cannot be referenced in patterns
+        _ => {}
+    }
+}
+
+fn main() {}