1 files changed, 43 insertions, 0 deletions
diff --git a/src/test/ui/coherence/coherence-impls-send.stderr b/src/test/ui/coherence/coherence-impls-send.stderr
new file mode 100644
index 000000000..e1071846e
--- /dev/null
+++ b/src/test/ui/coherence/coherence-impls-send.stderr
@@ -0,0 +1,43 @@
+error[E0117]: only traits defined in the current crate can be implemented for arbitrary types
+  --> $DIR/coherence-impls-send.rs:25:1
+   |
+LL | unsafe impl Send for &'static [NotSync] {}
+   | ^^^^^^^^^^^^^^^^^^^^^------------------
+   | |                    |
+   | |                    this is not defined in the current crate because slices are always foreign
+   | impl doesn't use only types from inside the current crate
+   |
+   = note: define and implement a trait or new type instead
+
+error[E0117]: only traits defined in the current crate can be implemented for arbitrary types
+  --> $DIR/coherence-impls-send.rs:16:1
+   |
+LL | unsafe impl Send for (MyType, MyType) {}
+   | ^^^^^^^^^^^^^^^^^^^^^----------------
+   | |                    |
+   | |                    this is not defined in the current crate because tuples are always foreign
+   | impl doesn't use only types from inside the current crate
+   |
+   = note: define and implement a trait or new type instead
+
+error[E0321]: cross-crate traits with a default impl, like `Send`, can only be implemented for a struct/enum type, not `&'static NotSync`
+  --> $DIR/coherence-impls-send.rs:19:1
+   |
+LL | unsafe impl Send for &'static NotSync {}
+   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't implement cross-crate trait with a default impl for non-struct/enum type
+
+error[E0117]: only traits defined in the current crate can be implemented for arbitrary types
+  --> $DIR/coherence-impls-send.rs:22:1
+   |
+LL | unsafe impl Send for [MyType] {}
+   | ^^^^^^^^^^^^^^^^^^^^^--------
+   | |                    |
+   | |                    this is not defined in the current crate because slices are always foreign
+   | impl doesn't use only types from inside the current crate
+   |
+   = note: define and implement a trait or new type instead
+
+error: aborting due to 4 previous errors
+
+Some errors have detailed explanations: E0117, E0321.
+For more information about an error, try `rustc --explain E0117`.