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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/const-generics/generic_const_exprs/issue-84408.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/const-generics/generic_const_exprs/issue-84408.rs')
-rw-r--r-- | tests/ui/const-generics/generic_const_exprs/issue-84408.rs | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/tests/ui/const-generics/generic_const_exprs/issue-84408.rs b/tests/ui/const-generics/generic_const_exprs/issue-84408.rs new file mode 100644 index 000000000..fb2e5590d --- /dev/null +++ b/tests/ui/const-generics/generic_const_exprs/issue-84408.rs @@ -0,0 +1,38 @@ +// Regression test for #84408. +// check-pass + +#![feature(generic_const_exprs)] +#![allow(incomplete_features)] + +trait Melon<const X: usize> { + fn new(arr: [i32; X]) -> Self; + fn change<T: Melon<X>>(self) -> T; +} + +struct Foo([i32; 5]); +struct Bar<const A: usize, const B: usize>([i32; A + B]) +where + [(); A + B]: ; + +impl Melon<5> for Foo { + fn new(arr: [i32; 5]) -> Self { + Foo(arr) + } + fn change<T: Melon<5>>(self) -> T { + T::new(self.0) + } +} + +impl<const A: usize, const B: usize> Melon<{ A + B }> for Bar<A, B> +where + [(); A + B]: , +{ + fn new(arr: [i32; A + B]) -> Self { + Bar(arr) + } + fn change<T: Melon<{ A + B }>>(self) -> T { + T::new(self.0) + } +} + +fn main() {} |