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Diffstat (limited to 'tests/ui/coherence/coherence-with-closure.rs')
-rw-r--r-- | tests/ui/coherence/coherence-with-closure.rs | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/tests/ui/coherence/coherence-with-closure.rs b/tests/ui/coherence/coherence-with-closure.rs new file mode 100644 index 000000000..5b6a62b24 --- /dev/null +++ b/tests/ui/coherence/coherence-with-closure.rs @@ -0,0 +1,14 @@ +// Test that encountering closures during coherence does not cause issues. +#![feature(type_alias_impl_trait)] +type OpaqueClosure = impl Sized; +fn defining_use() -> OpaqueClosure { + || () +} + +struct Wrapper<T>(T); +trait Trait {} +impl Trait for Wrapper<OpaqueClosure> {} +impl<T: Sync> Trait for Wrapper<T> {} +//~^ ERROR conflicting implementations of trait `Trait` for type `Wrapper<OpaqueClosure>` + +fn main() {} |