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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/self-in-mut-slot-default-method.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/self-in-mut-slot-default-method.rs')
-rw-r--r-- | src/test/ui/self/self-in-mut-slot-default-method.rs | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/src/test/ui/self/self-in-mut-slot-default-method.rs b/src/test/ui/self/self-in-mut-slot-default-method.rs new file mode 100644 index 000000000..45e122c8d --- /dev/null +++ b/src/test/ui/self/self-in-mut-slot-default-method.rs @@ -0,0 +1,35 @@ +// run-pass + +struct X { + a: isize +} + +trait Changer : Sized { + fn change(mut self) -> Self { + self.set_to(55); + self + } + + fn change_again(mut self: Box<Self>) -> Box<Self> { + self.set_to(45); + self + } + + fn set_to(&mut self, a: isize); +} + +impl Changer for X { + fn set_to(&mut self, a: isize) { + self.a = a; + } +} + +pub fn main() { + let x = X { a: 32 }; + let new_x = x.change(); + assert_eq!(new_x.a, 55); + + let x: Box<_> = Box::new(new_x); + let new_x = x.change_again(); + assert_eq!(new_x.a, 45); +} |