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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:03 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:03 +0000 |
commit | 64d98f8ee037282c35007b64c2649055c56af1db (patch) | |
tree | 5492bcf97fce41ee1c0b1cc2add283f3e66cdab0 /tests/ui/nll/ty-outlives/projection-no-regions-fn.rs | |
parent | Adding debian version 1.67.1+dfsg1-1. (diff) | |
download | rustc-64d98f8ee037282c35007b64c2649055c56af1db.tar.xz rustc-64d98f8ee037282c35007b64c2649055c56af1db.zip |
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/nll/ty-outlives/projection-no-regions-fn.rs')
-rw-r--r-- | tests/ui/nll/ty-outlives/projection-no-regions-fn.rs | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/tests/ui/nll/ty-outlives/projection-no-regions-fn.rs b/tests/ui/nll/ty-outlives/projection-no-regions-fn.rs new file mode 100644 index 000000000..a10a0366a --- /dev/null +++ b/tests/ui/nll/ty-outlives/projection-no-regions-fn.rs @@ -0,0 +1,40 @@ +// compile-flags:-Zverbose + +#![allow(warnings)] + +trait Anything { } + +impl<T> Anything for T { } + +fn no_region<'a, T>(mut x: T) -> Box<dyn Anything + 'a> +where + T: Iterator, +{ + Box::new(x.next()) + //~^ ERROR the associated type `<T as Iterator>::Item` may not live long enough +} + +fn correct_region<'a, T>(mut x: T) -> Box<dyn Anything + 'a> +where + T: 'a + Iterator, +{ + Box::new(x.next()) +} + +fn wrong_region<'a, 'b, T>(mut x: T) -> Box<dyn Anything + 'a> +where + T: 'b + Iterator, +{ + Box::new(x.next()) + //~^ ERROR the associated type `<T as Iterator>::Item` may not live long enough +} + +fn outlives_region<'a, 'b, T>(mut x: T) -> Box<dyn Anything + 'a> +where + T: 'b + Iterator, + 'b: 'a, +{ + Box::new(x.next()) +} + +fn main() {} |