diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-19 09:26:03 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-19 09:26:03 +0000 |
commit | 9918693037dce8aa4bb6f08741b6812923486c18 (patch) | |
tree | 21d2b40bec7e6a7ea664acee056eb3d08e15a1cf /tests/ui/lint/unused/assoc-types.rs | |
parent | Releasing progress-linux version 1.75.0+dfsg1-5~progress7.99u1. (diff) | |
download | rustc-9918693037dce8aa4bb6f08741b6812923486c18.tar.xz rustc-9918693037dce8aa4bb6f08741b6812923486c18.zip |
Merging upstream version 1.76.0+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/lint/unused/assoc-types.rs')
-rw-r--r-- | tests/ui/lint/unused/assoc-types.rs | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/tests/ui/lint/unused/assoc-types.rs b/tests/ui/lint/unused/assoc-types.rs new file mode 100644 index 000000000..cebb9b409 --- /dev/null +++ b/tests/ui/lint/unused/assoc-types.rs @@ -0,0 +1,23 @@ +// edition: 2021 +// revisions: rpitit assoc_ty + +#![deny(unused_must_use)] + +use std::future::Future; + +pub trait Tr { + type Fut: Future<Output = ()>; + + #[cfg(rpitit)] + fn foo() -> impl Future<Output = ()>; + + #[cfg(assoc_ty)] + fn foo() -> Self::Fut; +} + +pub async fn bar<T: Tr>() { + T::foo(); + //~^ ERROR unused implementer of `Future` that must be used +} + +fn main() {} |