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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/abstract-const-as-cast-3.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/abstract-const-as-cast-3.rs')
-rw-r--r-- | tests/ui/const-generics/generic_const_exprs/abstract-const-as-cast-3.rs | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/tests/ui/const-generics/generic_const_exprs/abstract-const-as-cast-3.rs b/tests/ui/const-generics/generic_const_exprs/abstract-const-as-cast-3.rs new file mode 100644 index 000000000..7561ae2fe --- /dev/null +++ b/tests/ui/const-generics/generic_const_exprs/abstract-const-as-cast-3.rs @@ -0,0 +1,47 @@ +#![feature(generic_const_exprs)] +#![allow(incomplete_features)] + +trait Trait {} +pub struct EvaluatableU128<const N: u128>; + +struct HasCastInTraitImpl<const N: usize, const M: u128>; +impl<const O: usize> Trait for HasCastInTraitImpl<O, { O as u128 }> {} + +pub fn use_trait_impl<const N: usize>() +where + [(); { N + 1}]:, + EvaluatableU128<{N as u128}>:, { + fn assert_impl<T: Trait>() {} + + // errors are bad but seems to be pre-existing issue #86198 + assert_impl::<HasCastInTraitImpl<{ N + 1 }, { N as u128 }>>(); + //~^ Error: mismatched types + //~^^ Error: unconstrained generic constant + assert_impl::<HasCastInTraitImpl<{ N + 1 }, { N as _ }>>(); + //~^ Error: mismatched types + //~^^ Error: unconstrained generic constant + assert_impl::<HasCastInTraitImpl<13, { 12 as u128 }>>(); + //~^ Error: mismatched types + assert_impl::<HasCastInTraitImpl<14, 13>>(); + //~^ Error: mismatched types +} +pub fn use_trait_impl_2<const N: usize>() +where + [(); { N + 1}]:, + EvaluatableU128<{N as _}>:, { + fn assert_impl<T: Trait>() {} + + // errors are bad but seems to be pre-existing issue #86198 + assert_impl::<HasCastInTraitImpl<{ N + 1 }, { N as u128 }>>(); + //~^ Error: mismatched types + //~^^ Error: unconstrained generic constant + assert_impl::<HasCastInTraitImpl<{ N + 1 }, { N as _ }>>(); + //~^ Error: mismatched types + //~^^ Error: unconstrained generic constant + assert_impl::<HasCastInTraitImpl<13, { 12 as u128 }>>(); + //~^ Error: mismatched types + assert_impl::<HasCastInTraitImpl<14, 13>>(); + //~^ Error: mismatched types +} + +fn main() {} |