diff options
Diffstat (limited to 'tests/ui/generic-associated-types/variance_constraints.rs')
-rw-r--r-- | tests/ui/generic-associated-types/variance_constraints.rs | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/tests/ui/generic-associated-types/variance_constraints.rs b/tests/ui/generic-associated-types/variance_constraints.rs new file mode 100644 index 000000000..0e9dbb8b1 --- /dev/null +++ b/tests/ui/generic-associated-types/variance_constraints.rs @@ -0,0 +1,22 @@ +// check-pass +// issue #69184 + +trait A { + type B<'a> where Self: 'a; + + fn make_b<'a>(&'a self) -> Self::B<'a>; +} + +struct S {} +impl A for S { + type B<'a> = &'a S; + fn make_b<'a>(&'a self) -> &'a Self { + self + } +} + +enum E<'a> { + S(<S as A>::B<'a>), +} + +fn main() {} |