diff options
Diffstat (limited to 'src/test/ui/type-alias-impl-trait/generic_duplicate_param_use8.rs')
-rw-r--r-- | src/test/ui/type-alias-impl-trait/generic_duplicate_param_use8.rs | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use8.rs b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use8.rs new file mode 100644 index 000000000..3a4b5047b --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/generic_duplicate_param_use8.rs @@ -0,0 +1,17 @@ +#![feature(type_alias_impl_trait)] + +use std::fmt::Debug; + +fn main() {} + +type Two<T, U> = impl Debug; + +fn two<T: Debug, U: Debug>(t: T, _: U) -> Two<T, U> { + (t, 4u32) + //~^ ERROR `T` doesn't implement `Debug` +} + +fn three<T: Debug, U: Debug>(_: T, u: U) -> Two<T, U> { + (u, 4u32) + //~^ ERROR `U` doesn't implement `Debug` +} |