Merged migrated compile-fail tests and ui tests. Fixes #46841.

src/test/ui/liveness/liveness-assign/liveness-assign-imm-local-with-drop.rs

@@ -0,0 +1,27 @@
+// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+// revisions: ast mir
+//[mir]compile-flags: -Zborrowck=mir
+
+fn test() {
+    let b = Box::new(1); //[ast]~ NOTE first assignment
+                         //[mir]~^ NOTE first assignment
+                         //[mir]~| NOTE consider changing this to `mut b`
+    drop(b);
+    b = Box::new(2); //[ast]~ ERROR cannot assign twice to immutable variable
+                     //[mir]~^ ERROR cannot assign twice to immutable variable `b`
+                     //[ast]~| NOTE cannot assign twice to immutable
+                     //[mir]~| NOTE cannot assign twice to immutable
+    drop(b);
+}
+
+fn main() {
+}