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22 lines
458 B
Rust
22 lines
458 B
Rust
// revisions: current next
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//[next] compile-flags: -Ztrait-solver=next
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// run-pass
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#![feature(coroutines, coroutine_trait)]
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#![allow(dropping_copy_types)]
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use std::marker::{PhantomPinned, Unpin};
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fn assert_unpin<G: Unpin>(_: G) {
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}
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fn main() {
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// Even though this coroutine holds a `PhantomPinned` in its environment, it
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// remains `Unpin`.
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assert_unpin(|| {
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let pinned = PhantomPinned;
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yield;
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drop(pinned);
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});
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}
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