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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/unsized/param-mentioned-by-different-field.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/unsized/param-mentioned-by-different-field.rs')
-rw-r--r-- | tests/ui/unsized/param-mentioned-by-different-field.rs | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/tests/ui/unsized/param-mentioned-by-different-field.rs b/tests/ui/unsized/param-mentioned-by-different-field.rs new file mode 100644 index 000000000..cda94b306 --- /dev/null +++ b/tests/ui/unsized/param-mentioned-by-different-field.rs @@ -0,0 +1,10 @@ +// We must not allow this with our current setup as `T` +// is mentioned both in the tail of `Foo` and by another +// field. +struct Foo<T: ?Sized>(Box<T>, T); + +fn main() { + let x: Foo<[u8; 1]> = Foo(Box::new([2]), [3]); + let y: &Foo<[u8]> = &x; //~ ERROR mismatched types + assert_eq!(y.0.len(), 1); +} |