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Diffstat (limited to 'tests/ui/return/return-impl-trait.rs')
-rw-r--r-- | tests/ui/return/return-impl-trait.rs | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/tests/ui/return/return-impl-trait.rs b/tests/ui/return/return-impl-trait.rs new file mode 100644 index 000000000..e905d712f --- /dev/null +++ b/tests/ui/return/return-impl-trait.rs @@ -0,0 +1,30 @@ +// run-rustfix + +trait Trait {} +impl Trait for () {} + +// this works +fn foo() -> impl Trait { + () +} + +fn bar<T: Trait + std::marker::Sync>() -> T +where + T: Send, +{ + () //~ ERROR mismatched types +} + +fn other_bounds<T>() -> T +where + T: Trait, + Vec<usize>: Clone, +{ + () //~ ERROR mismatched types +} + +fn main() { + foo(); + bar::<()>(); + other_bounds::<()>(); +} |