a9fc3901b0
Replace feature(never_type) with feature(exhaustive_patterns). feature(exhaustive_patterns) only covers the pattern-exhaustives checks that used to be covered by feature(never_type)
33 lines
859 B
Rust
33 lines
859 B
Rust
// Copyright 2016 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.
|
|
|
|
#![allow(unused_variables)]
|
|
#![allow(unused_assignments)]
|
|
#![allow(dead_code)]
|
|
#![deny(unreachable_code)]
|
|
|
|
struct Foo;
|
|
|
|
impl Foo {
|
|
fn foo(&self, x: !, y: usize) { }
|
|
fn bar(&self, x: !) { }
|
|
}
|
|
|
|
fn a() {
|
|
// the `22` is unreachable:
|
|
Foo.foo(return, 22); //~ ERROR unreachable
|
|
}
|
|
|
|
fn b() {
|
|
// the call is unreachable:
|
|
Foo.bar(return); //~ ERROR unreachable
|
|
}
|
|
|
|
fn main() { }
|