1 files changed, 12 insertions, 0 deletions
diff --git a/src/test/ui/const-generics/different_generic_args_array.stderr b/src/test/ui/const-generics/different_generic_args_array.stderr
new file mode 100644
index 000000000..4c5b5ada4
--- /dev/null
+++ b/src/test/ui/const-generics/different_generic_args_array.stderr
@@ -0,0 +1,12 @@
+error[E0308]: mismatched types
+  --> $DIR/different_generic_args_array.rs:9:9
+   |
+LL |     x = Const::<{ [4] }> {};
+   |         ^^^^^^^^^^^^^^^^^^^ expected `[3]`, found `[4]`
+   |
+   = note: expected struct `Const<[3]>`
+              found struct `Const<[4]>`
+
+error: aborting due to previous error
+
+For more information about this error, try `rustc --explain E0308`.