diff options
Diffstat (limited to 'tests/ui/traits/new-solver/tait-eq-tait.rs')
-rw-r--r-- | tests/ui/traits/new-solver/tait-eq-tait.rs | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/tests/ui/traits/new-solver/tait-eq-tait.rs b/tests/ui/traits/new-solver/tait-eq-tait.rs new file mode 100644 index 000000000..70d9dc0ea --- /dev/null +++ b/tests/ui/traits/new-solver/tait-eq-tait.rs @@ -0,0 +1,18 @@ +// compile-flags: -Ztrait-solver=next +// check-pass + +// Not exactly sure if this is the inference behavior we *want*, +// but it is a side-effect of the lazy normalization of TAITs. + +#![feature(type_alias_impl_trait)] + +fn mk<T>() -> T { + todo!() +} + +fn main() { + type Tait = impl Sized; + type Tait2 = impl Sized; + let x: Tait = 1u32; + let y: Tait2 = x; +} |