rust/tests/compile-fail/cmp_owned.rs

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2015-05-21 14:51:43 +02:00
#![feature(plugin, collections)]
#![plugin(clippy)]
#[deny(cmp_owned)]
fn main() {
let x = "oh";
#[allow(str_to_string)]
fn with_to_string(x : &str) {
x != "foo".to_string(); //~ERROR this creates an owned instance
}
with_to_string(x);
x != "foo".to_owned(); //~ERROR this creates an owned instance
#[allow(deprecated)] // for from_str
fn old_timey(x : &str) {
x != String::from_str("foo"); //~ERROR this creates an owned instance
}
old_timey(x);
x != String::from("foo"); //~ERROR this creates an owned instance
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}