diff options
Diffstat (limited to 'tests/ui/traits/trivial_impl3.rs')
-rw-r--r-- | tests/ui/traits/trivial_impl3.rs | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/tests/ui/traits/trivial_impl3.rs b/tests/ui/traits/trivial_impl3.rs new file mode 100644 index 000000000..714f643bc --- /dev/null +++ b/tests/ui/traits/trivial_impl3.rs @@ -0,0 +1,19 @@ +//! Check that we don't break orphan rules. +//! The dependency may add an impl for `u8` later, +//! which would break this crate. We want to avoid adding +//! more ways in which adding an impl can be a breaking change. + +// aux-build:trivial3.rs + +extern crate trivial3; + +pub trait Foo { + fn foo() + where + Self: trivial3::Trait; +} + +impl Foo for u8 {} +//~^ ERROR not all trait items implemented, missing: `foo` + +fn main() {} |