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 | //@ run-pass
//@ proc-macro: proc_macro_def.rs
extern crate proc_macro_def;
use proc_macro_def::{attr_tru, attr_identity, identity, ret_tru, tru};
#[attr_tru]
fn f1() -> bool {
    return false;
}
#[attr_identity]
fn f2() -> bool {
    return identity!(true);
}
fn f3() -> identity!(bool) {
    ret_tru!();
}
fn f4(x: bool) -> bool {
    match x {
        identity!(true) => false,
        identity!(false) => true,
    }
}
fn main() {
    assert!(f1());
    assert!(f2());
    assert!(tru!());
    assert!(f3());
    assert!(identity!(5 == 5));
    assert!(f4(false));
}
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