| // 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. |
| |
| /* |
| # if b { x } else { y } requires identical types for x and y |
| */ |
| |
| fn print1(b: bool, s1: &str, s2: &str) { |
| println!("{}", if b { s1 } else { s2 }); |
| } |
| fn print2<'a, 'b>(b: bool, s1: &'a str, s2: &'b str) { |
| println!("{}", if b { s1 } else { s2 }); |
| } |
| fn print3(b: bool, s1: &str, s2: &str) { |
| let mut s: &str; |
| if b { s = s1; } else { s = s2; } |
| println!("{}", s); |
| } |
| fn print4<'a, 'b>(b: bool, s1: &'a str, s2: &'b str) { |
| let mut s: &str; |
| if b { s = s1; } else { s = s2; } |
| println!("{}", s); |
| } |
| |
| pub fn main() {} |
