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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:20:29 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:20:29 +0000 |
commit | 631cd5845e8de329d0e227aaa707d7ea228b8f8f (patch) | |
tree | a1b87c8f8cad01cf18f7c5f57a08f102771ed303 /tests/ui/lint/unused/trait-alias-supertrait.rs | |
parent | Adding debian version 1.69.0+dfsg1-1. (diff) | |
download | rustc-631cd5845e8de329d0e227aaa707d7ea228b8f8f.tar.xz rustc-631cd5845e8de329d0e227aaa707d7ea228b8f8f.zip |
Merging upstream version 1.70.0+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/lint/unused/trait-alias-supertrait.rs')
-rw-r--r-- | tests/ui/lint/unused/trait-alias-supertrait.rs | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/tests/ui/lint/unused/trait-alias-supertrait.rs b/tests/ui/lint/unused/trait-alias-supertrait.rs new file mode 100644 index 000000000..46f00c06b --- /dev/null +++ b/tests/ui/lint/unused/trait-alias-supertrait.rs @@ -0,0 +1,15 @@ +// check-pass + +// Make sure that we only consider *Self* supertrait predicates +// in the `unused_must_use` lint. + +#![feature(trait_alias)] +#![deny(unused_must_use)] + +trait Foo<T> = Sized where T: Iterator; + +fn test<T: Iterator>() -> impl Foo<T> {} + +fn main() { + test::<std::iter::Once<()>>(); +} |