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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /src/test/ui/traits/objects-owned-object-borrowed-method-headerless.rs | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | src/test/ui/traits/objects-owned-object-borrowed-method-headerless.rs | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/src/test/ui/traits/objects-owned-object-borrowed-method-headerless.rs b/src/test/ui/traits/objects-owned-object-borrowed-method-headerless.rs new file mode 100644 index 000000000..fce1341fc --- /dev/null +++ b/src/test/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()); + } +} |