diff options
Diffstat (limited to 'src/test/ui/generator/yielding-in-match-guards.rs')
-rw-r--r-- | src/test/ui/generator/yielding-in-match-guards.rs | 53 |
1 files changed, 0 insertions, 53 deletions
diff --git a/src/test/ui/generator/yielding-in-match-guards.rs b/src/test/ui/generator/yielding-in-match-guards.rs deleted file mode 100644 index 4e89fc975..000000000 --- a/src/test/ui/generator/yielding-in-match-guards.rs +++ /dev/null @@ -1,53 +0,0 @@ -// build-pass -// edition:2018 - -// This test is derived from -// https://github.com/rust-lang/rust/issues/72651#issuecomment-668720468 - -// This test demonstrates that, in `async fn g()`, -// indeed a temporary borrow `y` from `x` is live -// while `f().await` is being evaluated. -// Thus, `&'_ u8` should be included in type signature -// of the underlying generator. - -#![feature(if_let_guard)] - -async fn f() -> u8 { 1 } -async fn foo() -> [bool; 10] { [false; 10] } - -pub async fn g(x: u8) { - match x { - y if f().await == y => (), - _ => (), - } -} - -// #78366: check the reference to the binding is recorded even if the binding is not autorefed - -async fn h(x: usize) { - match x { - y if foo().await[y] => (), - _ => (), - } -} - -async fn i(x: u8) { - match x { - y if f().await == y + 1 => (), - _ => (), - } -} - -async fn j(x: u8) { - match x { - y if let (1, 42) = (f().await, y) => (), - _ => (), - } -} - -fn main() { - let _ = g(10); - let _ = h(9); - let _ = i(8); - let _ = j(7); -} |