rust/tests/run-make/fmt-write-bloat/main.rs

33 lines
532 B
Rust

#![feature(lang_items)]
#![feature(start)]
#![no_std]
use core::fmt;
use core::fmt::Write;
#[cfg_attr(not(windows), link(name = "c"))]
extern "C" {}
struct Dummy;
impl fmt::Write for Dummy {
#[inline(never)]
fn write_str(&mut self, _: &str) -> fmt::Result {
Ok(())
}
}
#[start]
fn main(_: isize, _: *const *const u8) -> isize {
let _ = writeln!(Dummy, "Hello World");
0
}
#[lang = "eh_personality"]
fn eh_personality() {}
#[panic_handler]
fn panic(_: &core::panic::PanicInfo) -> ! {
loop {}
}