rust/test/basic.rs

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#![feature(custom_attribute)]
#![allow(dead_code, unused_attributes)]
#[miri_run]
fn ret() -> i32 {
1
}
#[miri_run]
fn neg() -> i32 {
-1
}
#[miri_run]
fn add() -> i32 {
1 + 2
}
#[miri_run]
fn empty() {}
#[miri_run]
fn tuple() -> (i32,) {
(1,)
}
#[miri_run]
fn tuple_2() -> (i32, i32) {
(1, 2)
}
#[miri_run]
fn tuple_5() -> (i32, i32, i32, i32, i32) {
(1, 2, 3, 4, 5)
}
#[miri_run]
fn indirect_add() -> i32 {
let x = 1;
let y = 2;
x + y
}
#[miri_run]
fn arith() -> i32 {
3*3 + 4*4
}
#[miri_run]
fn boolean() -> bool {
true
}
#[miri_run]
fn if_false() -> i32 {
if false { 1 } else { 0 }
}
#[miri_run]
fn if_true() -> i32 {
if true { 1 } else { 0 }
}
// #[miri_run(expected = "Int(2)")]
// fn call() -> i32 {
// fn increment(x: i32) -> i32 {
// x + 1
// }
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// increment(1)
// }
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// #[miri_run(expected = "Int(3628800)")]
// fn factorial_loop() -> i32 {
// let mut product = 1;
// let mut i = 1;
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// while i <= 10 {
// product *= i;
// i += 1;
// }
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// product
// }
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// #[miri_run(expected = "Int(3628800)")]
// fn factorial_recursive() -> i32 {
// fn fact(n: i32) -> i32 {
// if n == 0 {
// 1
// } else {
// n * fact(n - 1)
// }
// }
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// fact(10)
// }
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// #[miri_run]
// fn match_bool() -> i32 {
// let b = true;
// match b {
// true => 1,
// false => 0,
// }
// }
#[miri_run]
fn match_int() -> i32 {
let n = 2;
match n {
0 => 0,
1 => 10,
2 => 20,
3 => 30,
_ => 100,
}
}
// #[miri_run(expected = "Int(1)")]
// fn one_line_ref() -> i32 {
// *&1
// }
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// #[miri_run(expected = "Int(1)")]
// fn basic_ref() -> i32 {
// let x = &1;
// *x
// }
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// #[miri_run(expected = "Int(3)")]
// fn basic_ref_mut() -> i32 {
// let x = &mut 1;
// *x += 2;
// *x
// }
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// // #[miri_run(expected = "Int(3)")]
// // fn basic_ref_mut_var() -> i32 {
// // let mut a = 1;
// // {
// // let x = &mut a;
// // *x += 2;
// // }
// // a
// // }
// #[miri_run(expected = "Int(4)")]
// fn match_int_range() -> i32 {
// let n = 42;
// match n {
// 0...9 => 0,
// 10...19 => 1,
// 20...29 => 2,
// 30...39 => 3,
// 40...49 => 4,
// _ => 5,
// }
// }
// enum MyOption<T> {
// Some { data: T },
// None,
// }
// #[miri_run(expected = "Int(13)")]
// fn match_my_opt_some() -> i32 {
// let x = MyOption::Some { data: 13 };
// match x {
// MyOption::Some { data } => data,
// MyOption::None => 42,
// }
// }
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// #[miri_run(expected = "Int(42)")]
// fn match_my_opt_none() -> i32 {
// let x = MyOption::None;
// match x {
// MyOption::Some { data } => data,
// MyOption::None => 42,
// }
// }
// #[miri_run(expected = "Int(13)")]
// fn match_opt_some() -> i32 {
// let x = Some(13);
// match x {
// Some(data) => data,
// None => 42,
// }
// }
// /// Test calling a very simple function from the standard library.
// #[miri_run(expected = "Int(1)")]
// fn cross_crate_fn_call() -> i32 {
// if 1i32.is_positive() { 1 } else { 0 }
// }