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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/regions/regions-early-bound-used-in-bound.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/regions/regions-early-bound-used-in-bound.rs')
-rw-r--r-- | tests/ui/regions/regions-early-bound-used-in-bound.rs | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/tests/ui/regions/regions-early-bound-used-in-bound.rs b/tests/ui/regions/regions-early-bound-used-in-bound.rs new file mode 100644 index 000000000..6ccc99e84 --- /dev/null +++ b/tests/ui/regions/regions-early-bound-used-in-bound.rs @@ -0,0 +1,28 @@ +// run-pass +// Tests that you can use a fn lifetime parameter as part of +// the value for a type parameter in a bound. + + +trait GetRef<'a, T> { + fn get(&self) -> &'a T; +} + +#[derive(Copy, Clone)] +struct Box<'a, T:'a> { + t: &'a T +} + +impl<'a,T:Clone> GetRef<'a,T> for Box<'a,T> { + fn get(&self) -> &'a T { + self.t + } +} + +fn add<'a,G:GetRef<'a, isize>>(g1: G, g2: G) -> isize { + *g1.get() + *g2.get() +} + +pub fn main() { + let b1 = Box { t: &3 }; + assert_eq!(add(b1, b1), 6); +} |