rust/tests/ui/stable-mir-print/operands.rs

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//@ compile-flags: -Z unpretty=stable-mir --crate-type lib -C panic=abort
//@ check-pass
//@ only-x86_64
//@ needs-unwind unwind edges are different with panic=abort
//! Check how stable mir pretty printer prints different operands and abort strategy.
pub fn operands(val: u8) {
let array = [val; 10];
let first = array[0];
let last = array[10 - 1];
assert_eq!(first, last);
let reference = &first;
let dereferenced = *reference;
assert_eq!(dereferenced, first);
let tuple = (first, last);
let (first_again, _) = tuple;
let first_again_again = tuple.0;
assert_eq!(first_again, first_again_again);
let length = array.len();
let size_of = std::mem::size_of_val(&length);
assert_eq!(length, size_of);
}
pub struct Dummy {
c: char,
i: i32,
}
pub enum Ctors {
Unit,
StructLike { d: Dummy },
TupLike(bool),
}
pub fn more_operands() -> [Ctors; 3] {
let dummy = Dummy { c: 'a', i: i32::MIN };
let unit = Ctors::Unit;
let struct_like = Ctors::StructLike { d: dummy };
let tup_like = Ctors::TupLike(false);
[unit, struct_like, tup_like]
}
pub fn closures(x: bool, z: bool) -> impl FnOnce(bool) -> bool {
move |y: bool| (x ^ y) || z
}