1 files changed, 19 insertions, 0 deletions
diff --git a/src/test/ui/coercion/coerce-block-tail-83850.stderr b/src/test/ui/coercion/coerce-block-tail-83850.stderr
new file mode 100644
index 000000000..bbf607543
--- /dev/null
+++ b/src/test/ui/coercion/coerce-block-tail-83850.stderr
@@ -0,0 +1,19 @@
+error[E0308]: mismatched types
+  --> $DIR/coerce-block-tail-83850.rs:5:7
+   |
+LL |     f(&Box::new([1, 2]));
+   |     - ^^^^^^^^^^^^^^^^^ expected slice `[i32]`, found struct `Box`
+   |     |
+   |     arguments to this function are incorrect
+   |
+   = note: expected reference `&[i32]`
+              found reference `&Box<[{integer}; 2]>`
+note: function defined here
+  --> $DIR/coerce-block-tail-83850.rs:2:4
+   |
+LL | fn f(_: &[i32]) {}
+   |    ^ ---------
+
+error: aborting due to previous error
+
+For more information about this error, try `rustc --explain E0308`.