diff options
Diffstat (limited to 'src/test/ui/traits/object/enforce-supertrait-projection.stderr')
| -rw-r--r-- | src/test/ui/traits/object/enforce-supertrait-projection.stderr | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/src/test/ui/traits/object/enforce-supertrait-projection.stderr b/src/test/ui/traits/object/enforce-supertrait-projection.stderr new file mode 100644 index 000000000..eab42ca56 --- /dev/null +++ b/src/test/ui/traits/object/enforce-supertrait-projection.stderr @@ -0,0 +1,26 @@ +error[E0271]: type mismatch resolving `<dyn Trait<B = B, A = A> as SuperTrait>::A == B` + --> $DIR/enforce-supertrait-projection.rs:9:5 + | +LL | fn transmute<A, B>(x: A) -> B { + | - - expected type parameter + | | + | found type parameter +LL | foo::<A, B, dyn Trait<A = A, B = B>>(x) + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected type parameter `B`, found type parameter `A` + | + = note: expected type parameter `B` + found type parameter `A` + = note: a type parameter was expected, but a different one was found; you might be missing a type parameter or trait bound + = note: for more information, visit https://doc.rust-lang.org/book/ch10-02-traits.html#traits-as-parameters +note: required by a bound in `foo` + --> $DIR/enforce-supertrait-projection.rs:15:8 + | +LL | fn foo<A, B, T: ?Sized>(x: T::A) -> B + | --- required by a bound in this +LL | where +LL | T: Trait<B = B>, + | ^^^^^^^^^^^^ required by this bound in `foo` + +error: aborting due to previous error + +For more information about this error, try `rustc --explain E0271`. |