File: macro-deep_expansion.rs

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rustc 1.85.0%2Bdfsg3-1
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//@ run-pass

macro_rules! foo2 {
    () => {
        "foo"
    }
}

macro_rules! foo {
    () => {
        foo2!()
    }
}

fn main() {
    assert_eq!(concat!(foo!(), "bar"), "foobar")
}