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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/self/uniq-self-in-mut-slot.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 'src/test/ui/self/uniq-self-in-mut-slot.rs')
-rw-r--r-- | src/test/ui/self/uniq-self-in-mut-slot.rs | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/test/ui/self/uniq-self-in-mut-slot.rs b/src/test/ui/self/uniq-self-in-mut-slot.rs new file mode 100644 index 000000000..71e57d8c1 --- /dev/null +++ b/src/test/ui/self/uniq-self-in-mut-slot.rs @@ -0,0 +1,22 @@ +// run-pass + +struct X { + a: isize +} + +trait Changer { + fn change(self: Box<Self>) -> Box<Self>; +} + +impl Changer for X { + fn change(mut self: Box<X>) -> Box<X> { + self.a = 55; + self + } +} + +pub fn main() { + let x: Box<_> = Box::new(X { a: 32 }); + let new_x = x.change(); + assert_eq!(new_x.a, 55); +} |