From 3acb4e9e4a30cd5c413b094a0821426951d0745c Mon Sep 17 00:00:00 2001 From: Mikhail Modin Date: Thu, 9 Nov 2017 17:46:35 +0300 Subject: [PATCH] add reinit test --- src/test/ui/borrowck/borrowck-reinit.rs | 19 +++++++++++++++++++ src/test/ui/borrowck/borrowck-reinit.stderr | 20 ++++++++++++++++++++ 2 files changed, 39 insertions(+) create mode 100644 src/test/ui/borrowck/borrowck-reinit.rs create mode 100644 src/test/ui/borrowck/borrowck-reinit.stderr diff --git a/src/test/ui/borrowck/borrowck-reinit.rs b/src/test/ui/borrowck/borrowck-reinit.rs new file mode 100644 index 000000000000..5547cb3ae523 --- /dev/null +++ b/src/test/ui/borrowck/borrowck-reinit.rs @@ -0,0 +1,19 @@ +// Copyright 2015 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 or the MIT license +// , at your +// option. This file may not be copied, modified, or distributed +// except according to those terms. + +// compile-flags: -Z borrowck-mir -Z emit-end-regions + +fn main() { + let mut x = Box::new(0); + let _u = x; // error shouldn't note this move + x = Box::new(1); + drop(x); + let _ = (1,x); +} diff --git a/src/test/ui/borrowck/borrowck-reinit.stderr b/src/test/ui/borrowck/borrowck-reinit.stderr new file mode 100644 index 000000000000..767d65c1e60f --- /dev/null +++ b/src/test/ui/borrowck/borrowck-reinit.stderr @@ -0,0 +1,20 @@ +error[E0382]: use of moved value: `x` (Ast) + --> $DIR/borrowck-reinit.rs:18:16 + | +17 | drop(x); + | - value moved here +18 | let _ = (1,x); + | ^ value used here after move + | + = note: move occurs because `x` has type `std::boxed::Box`, which does not implement the `Copy` trait + +error[E0382]: use of moved value: `x` (Mir) + --> $DIR/borrowck-reinit.rs:18:16 + | +17 | drop(x); + | - value moved here +18 | let _ = (1,x); + | ^ value use here after move + +error: aborting due to 2 previous errors +