File: issue-15793.rs

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rustc 1.85.0%2Bdfsg3-1
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//@ run-pass
#![allow(dead_code)]

enum NestedEnum {
    First,
    Second,
    Third
}
enum Enum {
    Variant1(bool),
    Variant2(NestedEnum)
}

#[inline(never)]
fn foo(x: Enum) -> isize {
    match x {
        Enum::Variant1(true) => 1,
        Enum::Variant1(false) => 2,
        Enum::Variant2(NestedEnum::Second) => 3,
        Enum::Variant2(NestedEnum::Third) => 4,
        Enum::Variant2(NestedEnum::First) => 5
    }
}

fn main() {
    assert_eq!(foo(Enum::Variant2(NestedEnum::Third)), 4);
}