52 lines
912 B
Rust
52 lines
912 B
Rust
// Compiler:
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//
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// Run-time:
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// stdout: 2
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// 7
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// 6
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// 11
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#![feature(no_core)]
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#![no_std]
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#![no_core]
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#![no_main]
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extern crate mini_core;
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use mini_core::*;
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struct Test {
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field: isize,
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}
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fn test(num: isize) -> Test {
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Test { field: num + 1 }
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}
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fn update_num(num: &mut isize) {
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*num = *num + 5;
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}
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#[no_mangle]
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extern "C" fn main(mut argc: isize, _argv: *const *const u8) -> i32 {
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let mut test = test(argc);
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unsafe {
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libc::printf(b"%ld\n\0" as *const u8 as *const i8, test.field);
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}
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update_num(&mut test.field);
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unsafe {
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libc::printf(b"%ld\n\0" as *const u8 as *const i8, test.field);
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}
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update_num(&mut argc);
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unsafe {
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libc::printf(b"%ld\n\0" as *const u8 as *const i8, argc);
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}
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let refe = &mut argc;
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*refe = *refe + 5;
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unsafe {
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libc::printf(b"%ld\n\0" as *const u8 as *const i8, argc);
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}
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0
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}
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