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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/const-generics/generic_const_exprs/issue-83765.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/const-generics/generic_const_exprs/issue-83765.rs')
-rw-r--r-- | src/test/ui/const-generics/generic_const_exprs/issue-83765.rs | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/src/test/ui/const-generics/generic_const_exprs/issue-83765.rs b/src/test/ui/const-generics/generic_const_exprs/issue-83765.rs new file mode 100644 index 000000000..fac811d13 --- /dev/null +++ b/src/test/ui/const-generics/generic_const_exprs/issue-83765.rs @@ -0,0 +1,38 @@ +#![feature(generic_const_exprs)] +#![allow(incomplete_features)] + +trait TensorDimension { + const DIM: usize; +} + +trait TensorSize: TensorDimension { + fn size(&self) -> [usize; Self::DIM]; +} + +trait Broadcastable: TensorSize + Sized { + type Element; + fn lazy_updim<const NEWDIM: usize>(&self, size: [usize; NEWDIM]) {} +} + +struct BMap<'a, R, T: Broadcastable, F: Fn(T::Element) -> R, const DIM: usize> { + reference: &'a T, + closure: F, +} + +impl<'a, R, T: Broadcastable, F: Fn(T::Element) -> R, const DIM: usize> TensorDimension + for BMap<'a, R, T, F, DIM> +{ + const DIM: usize = DIM; +} +impl<'a, R, T: Broadcastable, F: Fn(T::Element) -> R, const DIM: usize> TensorSize + for BMap<'a, R, T, F, DIM> +{ + fn size(&self) -> [usize; DIM] { + //~^ ERROR: method not compatible with trait [E0308] + self.reference.size() + //~^ ERROR: unconstrained generic constant + //~| ERROR: mismatched types + } +} + +fn main() {} |