mirror of
https://github.com/rust-lang/rust.git
synced 2025-10-28 11:38:01 +00:00
31 lines
514 B
Rust
31 lines
514 B
Rust
// Compiler:
|
|
//
|
|
// Run-time:
|
|
// status: 0
|
|
// stdout: 1
|
|
|
|
#![feature(no_core)]
|
|
#![no_std]
|
|
#![no_core]
|
|
#![no_main]
|
|
|
|
extern crate mini_core;
|
|
use mini_core::*;
|
|
|
|
fn i16_as_i8(a: i16) -> i8 {
|
|
a as i8
|
|
}
|
|
|
|
fn call_func(func: fn(i16) -> i8, param: i16) -> i8 {
|
|
func(param)
|
|
}
|
|
|
|
#[no_mangle]
|
|
extern "C" fn main(argc: i32, _argv: *const *const u8) -> i32 {
|
|
unsafe {
|
|
let result = call_func(i16_as_i8, argc as i16) as isize;
|
|
libc::printf(b"%ld\n\0" as *const u8 as *const i8, result);
|
|
}
|
|
0
|
|
}
|