24 lines
475 B
Rust
24 lines
475 B
Rust
// run-pass
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use std::iter::{Fuse, Cloned};
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use std::slice::Iter;
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struct Foo<'a, T: 'a>(#[allow(unused_tuple_struct_fields)] &'a T);
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impl<'a, T: 'a> Copy for Foo<'a, T> {}
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impl<'a, T: 'a> Clone for Foo<'a, T> {
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fn clone(&self) -> Self { *self }
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}
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fn copy_ex() {
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let s = 2;
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let k1 = || s;
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let upvar = Foo(&k1);
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let k = || upvar;
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k();
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}
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fn main() {
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let _f: *mut <Fuse<Cloned<Iter<u8>>> as Iterator>::Item = std::ptr::null_mut();
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copy_ex();
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}
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