diff --git a/tests/ui/indexing_slicing.stderr b/tests/ui/indexing_slicing.stderr
index fafcb1bc485..14e9627e573 100644
--- a/tests/ui/indexing_slicing.stderr
+++ b/tests/ui/indexing_slicing.stderr
@@ -1,3 +1,29 @@
+error: index out of bounds: the len is 4 but the index is 4
+  --> $DIR/indexing_slicing.rs:28:5
+   |
+28 |     x[4]; // Ok, let rustc's `const_err` lint handle `usize` indexing on arrays.
+   |     ^^^^
+   |
+   = note: #[deny(const_err)] on by default
+
+error: index out of bounds: the len is 4 but the index is 8
+  --> $DIR/indexing_slicing.rs:29:5
+   |
+29 |     x[1 << 3]; // Ok, let rustc's `const_err` lint handle `usize` indexing on arrays.
+   |     ^^^^^^^^^
+
+error: index out of bounds: the len is 0 but the index is 0
+  --> $DIR/indexing_slicing.rs:59:5
+   |
+59 |     empty[0]; // Ok, let rustc's `const_err` lint handle `usize` indexing on arrays.
+   |     ^^^^^^^^
+
+error: index out of bounds: the len is 4 but the index is 15
+  --> $DIR/indexing_slicing.rs:90:5
+   |
+90 |     x[N]; // Ok, let rustc's `const_err` lint handle `usize` indexing on arrays.
+   |     ^^^^
+
 error: indexing may panic.
   --> $DIR/indexing_slicing.rs:23:5
    |
@@ -279,5 +305,5 @@ error: range is out of bounds
 98 |     &x[10..num]; // should trigger out of bounds error
    |        ^^
 
-error: aborting due to 39 previous errors
+error: aborting due to 43 previous errors