1 files changed, 11 insertions, 0 deletions
diff --git a/tests/ui/const-generics/different_generic_args_array.rs b/tests/ui/const-generics/different_generic_args_array.rs
new file mode 100644
index 000000000..4d225dfdd
--- /dev/null
+++ b/tests/ui/const-generics/different_generic_args_array.rs
@@ -0,0 +1,11 @@
+// Check that different const types are different.
+#![feature(adt_const_params)]
+#![allow(incomplete_features)]
+
+struct Const<const V: [usize; 1]> {}
+
+fn main() {
+    let mut x = Const::<{ [3] }> {};
+    x = Const::<{ [4] }> {};
+    //~^ ERROR mismatched types
+}