diff options
Diffstat (limited to '')
-rw-r--r-- | tests/ui/traits/new-solver/alias_eq_simple.rs | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/tests/ui/traits/new-solver/alias_eq_simple.rs b/tests/ui/traits/new-solver/alias_eq_simple.rs new file mode 100644 index 000000000..6792cf3ce --- /dev/null +++ b/tests/ui/traits/new-solver/alias_eq_simple.rs @@ -0,0 +1,22 @@ +// check-pass +// compile-flags: -Ztrait-solver=next + +// test that the new solver can handle `alias-eq(<i32 as TraitB>::Assoc, u32)` + +trait TraitA {} + +trait TraitB { + type Assoc; +} + +impl<T: TraitB> TraitA for (T, T::Assoc) {} + +impl TraitB for i32 { + type Assoc = u32; +} + +fn needs_a<T: TraitA>() {} + +fn main() { + needs_a::<(i32, u32)>(); +} |