File: format-no-std.rs

package info (click to toggle)
rustc-web 1.78.0%2Bdfsg1-2~deb12u3
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,245,420 kB
  • sloc: xml: 147,985; javascript: 18,022; sh: 11,083; python: 10,265; ansic: 6,172; cpp: 5,023; asm: 4,390; makefile: 4,269
file content (28 lines) | stat: -rw-r--r-- 582 bytes parent folder | download | duplicates (5)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
//@ run-pass
//@ ignore-emscripten no no_std executables

#![feature(lang_items, start)]
#![no_std]

extern crate std as other;

#[macro_use] extern crate alloc;

use alloc::string::ToString;

#[start]
fn start(_argc: isize, _argv: *const *const u8) -> isize {
    let s = format!("{}", 1_isize);
    assert_eq!(s, "1".to_string());

    let s = format!("test");
    assert_eq!(s, "test".to_string());

    let s = format!("{test}", test=3_isize);
    assert_eq!(s, "3".to_string());

    let s = format!("hello {}", "world");
    assert_eq!(s, "hello world".to_string());

    0
}