More small test case fixes. grr. cc #9629.

This commit is contained in:
Niko Matsakis 2013-12-11 06:40:37 -05:00
parent 76d9a9671b
commit fc74d64f7d
3 changed files with 23 additions and 3 deletions

View file

@ -1,3 +1,13 @@
// 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.
// Test that attempt to reborrow an `&mut` pointer in an aliasable
// location yields an error.
//
@ -7,7 +17,7 @@ use std::util::swap;
fn foo(t0: & &mut int) {
let t1 = t0;
let p: &int = &**t0; //~ ERROR cannot borrow an `&mut` in a `&` pointer
let p: &int = &**t0;
**t1 = 22; //~ ERROR cannot assign
}

View file

@ -19,7 +19,7 @@ fn foo<'a>(mut t0: &'a mut int,
mut t1: &'a mut int) {
let p: &mut int = &mut *t0; // Claims `*t0`
let mut t2 = &t0; //~ ERROR cannot borrow `t0`
let q: &int = &*t2; // Freezes `*t0` but not through `*p`
let q: &int = &**t2; // Freezes `*t0` but not through `*p`
*p += 1; // violates type of `*q`
}