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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
commit | 218caa410aa38c29984be31a5229b9fa717560ee (patch) | |
tree | c54bd55eeb6e4c508940a30e94c0032fbd45d677 /tests/ui/traits/objects-owned-object-borrowed-method-headerless.rs | |
parent | Releasing progress-linux version 1.67.1+dfsg1-1~progress7.99u1. (diff) | |
download | rustc-218caa410aa38c29984be31a5229b9fa717560ee.tar.xz rustc-218caa410aa38c29984be31a5229b9fa717560ee.zip |
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/traits/objects-owned-object-borrowed-method-headerless.rs')
-rw-r--r-- | tests/ui/traits/objects-owned-object-borrowed-method-headerless.rs | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/tests/ui/traits/objects-owned-object-borrowed-method-headerless.rs b/tests/ui/traits/objects-owned-object-borrowed-method-headerless.rs new file mode 100644 index 000000000..fce1341fc --- /dev/null +++ b/tests/ui/traits/objects-owned-object-borrowed-method-headerless.rs @@ -0,0 +1,30 @@ +// run-pass +// Test invoked `&self` methods on owned objects where the values +// closed over do not contain managed values, and thus the boxes do +// not have headers. + +trait FooTrait { + fn foo(&self) -> usize; +} + +struct BarStruct { + x: usize +} + +impl FooTrait for BarStruct { + fn foo(&self) -> usize { + self.x + } +} + +pub fn main() { + let foos: Vec<Box<dyn FooTrait>> = vec![ + Box::new(BarStruct{ x: 0 }) as Box<dyn FooTrait>, + Box::new(BarStruct{ x: 1 }) as Box<dyn FooTrait>, + Box::new(BarStruct{ x: 2 }) as Box<dyn FooTrait>, + ]; + + for i in 0..foos.len() { + assert_eq!(i, foos[i].foo()); + } +} |