File: typeck-fn-to-unsafe-fn-ptr.rs

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rustc 1.87.0%2Bdfsg1-1
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//@ run-pass
// This tests reification from safe function to `unsafe fn` pointer

fn do_nothing() -> () {}

unsafe fn call_unsafe(func: unsafe fn() -> ()) -> () {
    func()
}

pub fn main() {
    unsafe { call_unsafe(do_nothing); }
}