rust/tests/ui/async-await/issues/issue-69307-nested.rs
2023-01-11 09:32:08 +00:00

31 lines
593 B
Rust

// Regression test for #69307
//
// Having a `async { .. foo.await .. }` block appear inside of a `+=`
// expression was causing an ICE due to a failure to save/restore
// state in the AST numbering pass when entering a nested body.
//
// check-pass
// edition:2018
fn block_on<F>(_: F) -> usize {
0
}
fn main() {}
async fn bar() {
let mut sum = 0;
sum += {
block_on(async {
baz().await;
let mut inner = 1;
inner += block_on(async {
baz().await;
0
})
})
};
}
async fn baz() {}