--- /dev/null
+error: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
+ --> $DIR/toplevel_ref_arg.rs:20:9
+ |
+LL | let ref _x = 1;
+ | ----^^^^^^----- help: try: `let _x = &1;`
+ |
+ = note: `-D clippy::toplevel-ref-arg` implied by `-D warnings`
+
+error: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
+ --> $DIR/toplevel_ref_arg.rs:22:9
+ |
+LL | let ref _y: (&_, u8) = (&1, 2);
+ | ----^^^^^^--------------------- help: try: `let _y: &(&_, u8) = &(&1, 2);`
+
+error: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
+ --> $DIR/toplevel_ref_arg.rs:24:9
+ |
+LL | let ref _z = 1 + 2;
+ | ----^^^^^^--------- help: try: `let _z = &(1 + 2);`
+
+error: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
+ --> $DIR/toplevel_ref_arg.rs:26:9
+ |
+LL | let ref mut _z = 1 + 2;
+ | ----^^^^^^^^^^--------- help: try: `let _z = &mut (1 + 2);`
+
+error: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
+ --> $DIR/toplevel_ref_arg.rs:31:9
+ |
+LL | let ref _x = vec![1, 2, 3];
+ | ----^^^^^^----------------- help: try: `let _x = &vec![1, 2, 3];`
+
+error: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
+ --> $DIR/toplevel_ref_arg.rs:11:13
+ |
+LL | let ref _y = 42;
+ | ----^^^^^^------ help: try: `let _y = &42;`
+...
+LL | gen_binding!();
+ | --------------- in this macro invocation
+ |
+ = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
+
+error: aborting due to 6 previous errors
+