mirror of https://github.com/rust-lang/rust
38 lines
812 B
Rust
38 lines
812 B
Rust
//@ build-pass
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//@ edition:2018
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#![feature(if_let_guard)]
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static mut A: [i32; 5] = [1, 2, 3, 4, 5];
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fn is_send_sync<T: Send + Sync>(_: T) {}
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async fn fun() {
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let u = unsafe { A[async { 1 }.await] };
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unsafe {
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match A {
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i if async { true }.await => (),
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i if let Some(1) = async { Some(1) }.await => (),
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_ => (),
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}
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}
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}
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fn main() {
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let index_block = async {
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let u = unsafe { A[async { 1 }.await] };
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};
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let match_block = async {
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unsafe {
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match A {
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i if async { true }.await => (),
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i if let Some(2) = async { Some(2) }.await => (),
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_ => (),
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}
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}
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};
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is_send_sync(index_block);
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is_send_sync(match_block);
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is_send_sync(fun());
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}
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