rust/src/test/compile-fail/shadowing-in-the-same-pattern.rs
Patrick Walton c23748c59c librustc: Forbid identifiers that shadow in the same pattern in let
bindings and function arguments.

Issue #14581.

To fix code that this breaks, give the pattern identifiers different names.

[breaking-change]
2014-06-11 13:23:04 -07:00

19 lines
664 B
Rust

// Copyright 2013 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 for issue #14581.
fn f((a, a): (int, int)) {} //~ ERROR identifier `a` is bound more than once
fn main() {
let (a, a) = (1, 1); //~ ERROR identifier `a` is bound more than once
}