diff options
Diffstat (limited to 'src/test/ui/auto-traits/typeck-default-trait-impl-negation.rs')
-rw-r--r-- | src/test/ui/auto-traits/typeck-default-trait-impl-negation.rs | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/src/test/ui/auto-traits/typeck-default-trait-impl-negation.rs b/src/test/ui/auto-traits/typeck-default-trait-impl-negation.rs new file mode 100644 index 000000000..f7f56f97f --- /dev/null +++ b/src/test/ui/auto-traits/typeck-default-trait-impl-negation.rs @@ -0,0 +1,29 @@ +#![feature(auto_traits)] +#![feature(negative_impls)] + +auto trait MyTrait {} + +unsafe auto trait MyUnsafeTrait {} + +struct ThisImplsTrait; + +impl !MyUnsafeTrait for ThisImplsTrait {} + + +struct ThisImplsUnsafeTrait; + +impl !MyTrait for ThisImplsUnsafeTrait {} + +fn is_my_trait<T: MyTrait>() {} +fn is_my_unsafe_trait<T: MyUnsafeTrait>() {} + +fn main() { + is_my_trait::<ThisImplsTrait>(); + is_my_trait::<ThisImplsUnsafeTrait>(); + //~^ ERROR `ThisImplsUnsafeTrait: MyTrait` is not satisfied + + is_my_unsafe_trait::<ThisImplsTrait>(); + //~^ ERROR `ThisImplsTrait: MyUnsafeTrait` is not satisfied + + is_my_unsafe_trait::<ThisImplsUnsafeTrait>(); +} |