mirror of https://github.com/rust-lang/rust
20 lines
545 B
Rust
20 lines
545 B
Rust
// gate-test-const_async_blocks
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//@ edition:2018
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//@ revisions: with_feature without_feature
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#![feature(rustc_attrs)]
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#![cfg_attr(with_feature, feature(const_async_blocks))]
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use std::future::Future;
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// From <https://github.com/rust-lang/rust/issues/77361>
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const _: i32 = { core::mem::ManuallyDrop::new(async { 0 }); 4 };
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//[without_feature]~^ `async` block
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static _FUT: &(dyn Future<Output = ()> + Sync) = &async {};
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//[without_feature]~^ `async` block
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#[rustc_error]
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fn main() {} //[with_feature]~ fatal error triggered by #[rustc_error]
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