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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:03 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:03 +0000 |
commit | 64d98f8ee037282c35007b64c2649055c56af1db (patch) | |
tree | 5492bcf97fce41ee1c0b1cc2add283f3e66cdab0 /tests/ui/type-alias-impl-trait/assoc-type-const.rs | |
parent | Adding debian version 1.67.1+dfsg1-1. (diff) | |
download | rustc-64d98f8ee037282c35007b64c2649055c56af1db.tar.xz rustc-64d98f8ee037282c35007b64c2649055c56af1db.zip |
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/type-alias-impl-trait/assoc-type-const.rs')
-rw-r--r-- | tests/ui/type-alias-impl-trait/assoc-type-const.rs | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/tests/ui/type-alias-impl-trait/assoc-type-const.rs b/tests/ui/type-alias-impl-trait/assoc-type-const.rs new file mode 100644 index 000000000..0ade36daf --- /dev/null +++ b/tests/ui/type-alias-impl-trait/assoc-type-const.rs @@ -0,0 +1,32 @@ +// Tests that we properly detect defining usages when using +// const generics in an associated opaque type +// check-pass + +#![feature(type_alias_impl_trait)] + +trait UnwrapItemsExt<'a, const C: usize> { + type Iter; + fn unwrap_items(self) -> Self::Iter; +} + +struct MyStruct<const C: usize> {} + +trait MyTrait<'a, const C: usize> { + type MyItem; + const MY_CONST: usize; +} + +impl<'a, const C: usize> MyTrait<'a, C> for MyStruct<C> { + type MyItem = u8; + const MY_CONST: usize = C; +} + +impl<'a, I, const C: usize> UnwrapItemsExt<'a, C> for I { + type Iter = impl MyTrait<'a, C>; + + fn unwrap_items(self) -> Self::Iter { + MyStruct::<C> {} + } +} + +fn main() {} |