rust/src/test/run-pass/c-stack-returning-int64.rs
2014-04-04 09:31:44 -07:00

36 lines
1020 B
Rust

// 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.
// ignore-fast doesn't like extern crate
extern crate libc;
mod mlibc {
use libc::{c_char, c_long, c_longlong};
extern {
pub fn atol(x: *c_char) -> c_long;
pub fn atoll(x: *c_char) -> c_longlong;
}
}
fn atol(s: ~str) -> int {
s.with_c_str(|x| unsafe { mlibc::atol(x) as int })
}
fn atoll(s: ~str) -> i64 {
s.with_c_str(|x| unsafe { mlibc::atoll(x) as i64 })
}
pub fn main() {
assert_eq!(atol(~"1024") * 10, atol(~"10240"));
assert!((atoll(~"11111111111111111") * 10) == atoll(~"111111111111111110"));
}