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13 lines
295 B
Rust
13 lines
295 B
Rust
//@ edition:2018
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//@ revisions: current next
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//@[next] compile-flags: -Znext-solver
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//@ check-pass
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#![feature(async_closure, unboxed_closures, async_fn_traits)]
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fn project<F: async Fn<()>>(_: F) -> Option<F::Output> { None }
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fn main() {
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let x: Option<i32> = project(|| async { 1i32 });
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}
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