Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

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`.