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Diffstat (limited to 'src/test/ui/async-await/issue-76547.rs')
-rw-r--r-- | src/test/ui/async-await/issue-76547.rs | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/src/test/ui/async-await/issue-76547.rs b/src/test/ui/async-await/issue-76547.rs new file mode 100644 index 000000000..587feb624 --- /dev/null +++ b/src/test/ui/async-await/issue-76547.rs @@ -0,0 +1,38 @@ +// Test for diagnostic improvement issue #76547 +// edition:2018 + +use std::{ + future::Future, + task::{Context, Poll} +}; +use std::pin::Pin; + +pub struct ListFut<'a>(&'a mut [&'a mut [u8]]); +impl<'a> Future for ListFut<'a> { + type Output = (); + + fn poll(self: Pin<&mut Self>, _cx: &mut Context) -> Poll<Self::Output> { + unimplemented!() + } +} + +async fn fut(bufs: &mut [&mut [u8]]) { + ListFut(bufs).await + //~^ ERROR lifetime may not live long enough +} + +pub struct ListFut2<'a>(&'a mut [&'a mut [u8]]); +impl<'a> Future for ListFut2<'a> { + type Output = i32; + + fn poll(self: Pin<&mut Self>, _cx: &mut Context) -> Poll<Self::Output> { + unimplemented!() + } +} + +async fn fut2(bufs: &mut [&mut [u8]]) -> i32 { + ListFut2(bufs).await + //~^ ERROR lifetime may not live long enough +} + +fn main() {} |