diff options
Diffstat (limited to 'tests/coverage/async.rs')
-rw-r--r-- | tests/coverage/async.rs | 26 |
1 files changed, 10 insertions, 16 deletions
diff --git a/tests/coverage/async.rs b/tests/coverage/async.rs index efd9e62d6..abc9e5f7f 100644 --- a/tests/coverage/async.rs +++ b/tests/coverage/async.rs @@ -1,6 +1,8 @@ +#![feature(coverage_attribute)] +#![feature(noop_waker)] #![allow(unused_assignments, dead_code)] - -// compile-flags: --edition=2018 -C opt-level=1 +// edition: 2018 +// compile-flags: -Copt-level=1 async fn c(x: u8) -> u8 { if x == 8 { @@ -101,22 +103,14 @@ fn main() { } mod executor { - use core::{ - future::Future, - pin::Pin, - task::{Context, Poll, RawWaker, RawWakerVTable, Waker}, - }; + use core::future::Future; + use core::pin::pin; + use core::task::{Context, Poll, Waker}; + #[coverage(off)] pub fn block_on<F: Future>(mut future: F) -> F::Output { - let mut future = unsafe { Pin::new_unchecked(&mut future) }; - use std::hint::unreachable_unchecked; - static VTABLE: RawWakerVTable = RawWakerVTable::new( - |_| unsafe { unreachable_unchecked() }, // clone - |_| unsafe { unreachable_unchecked() }, // wake - |_| unsafe { unreachable_unchecked() }, // wake_by_ref - |_| (), - ); - let waker = unsafe { Waker::from_raw(RawWaker::new(core::ptr::null(), &VTABLE)) }; + let mut future = pin!(future); + let waker = Waker::noop(); let mut context = Context::from_waker(&waker); loop { |