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Diffstat (limited to '')
-rw-r--r-- | src/test/ui/issues/issue-43355.rs | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/src/test/ui/issues/issue-43355.rs b/src/test/ui/issues/issue-43355.rs new file mode 100644 index 000000000..bf819af79 --- /dev/null +++ b/src/test/ui/issues/issue-43355.rs @@ -0,0 +1,19 @@ +pub trait Trait1<X> { + type Output; +} + +pub trait Trait2<X> {} + +pub struct A; + +impl<X, T> Trait1<X> for T where T: Trait2<X> { + type Output = (); +} + +impl<X> Trait1<Box<X>> for A { +//~^ ERROR conflicting implementations of trait +//~| downstream crates may implement trait `Trait2<std::boxed::Box<_>>` for type `A` + type Output = i32; +} + +fn main() {} |