diff options
Diffstat (limited to 'tests/ui/rfc-2632-const-trait-impl/specialization/issue-95186-specialize-on-tilde-const.rs')
-rw-r--r-- | tests/ui/rfc-2632-const-trait-impl/specialization/issue-95186-specialize-on-tilde-const.rs | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/tests/ui/rfc-2632-const-trait-impl/specialization/issue-95186-specialize-on-tilde-const.rs b/tests/ui/rfc-2632-const-trait-impl/specialization/issue-95186-specialize-on-tilde-const.rs new file mode 100644 index 000000000..9c2c2cf16 --- /dev/null +++ b/tests/ui/rfc-2632-const-trait-impl/specialization/issue-95186-specialize-on-tilde-const.rs @@ -0,0 +1,37 @@ +// Tests that `~const` trait bounds can be used to specialize const trait impls. + +// check-pass + +#![feature(const_trait_impl)] +#![feature(rustc_attrs)] +#![feature(min_specialization)] + +#[const_trait] +#[rustc_specialization_trait] +trait Specialize {} + +#[const_trait] +trait Foo {} + +impl<T> const Foo for T {} + +impl<T> const Foo for T +where + T: ~const Specialize, +{} + +#[const_trait] +trait Bar {} + +impl<T> const Bar for T +where + T: ~const Foo, +{} + +impl<T> const Bar for T +where + T: ~const Foo, + T: ~const Specialize, +{} + +fn main() {} |