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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/issues/issue-3979-generics.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/issues/issue-3979-generics.rs')
-rw-r--r-- | tests/ui/issues/issue-3979-generics.rs | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/tests/ui/issues/issue-3979-generics.rs b/tests/ui/issues/issue-3979-generics.rs new file mode 100644 index 000000000..519de1cad --- /dev/null +++ b/tests/ui/issues/issue-3979-generics.rs @@ -0,0 +1,36 @@ +// run-pass +#![allow(dead_code)] +#![allow(non_snake_case)] + +use std::ops::Add; + +trait Positioned<S> { + fn SetX(&mut self, _: S); + fn X(&self) -> S; +} + +trait Movable<S: Add<Output=S>>: Positioned<S> { + fn translate(&mut self, dx: S) { + let x = self.X() + dx; + self.SetX(x); + } +} + +struct Point { x: isize, y: isize } + +impl Positioned<isize> for Point { + fn SetX(&mut self, x: isize) { + self.x = x; + } + fn X(&self) -> isize { + self.x + } +} + +impl Movable<isize> for Point {} + +pub fn main() { + let mut p = Point{ x: 1, y: 2}; + p.translate(3); + assert_eq!(p.X(), 4); +} |