Merging upstream version 1.68.2+dfsg1.

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

1 files changed, 11 insertions, 0 deletions

diff --git a/tests/ui/specialization/specialization-overlap-negative.rs b/tests/ui/specialization/specialization-overlap-negative.rs
new file mode 100644
index 000000000..550d37082
--- /dev/null
+++ b/tests/ui/specialization/specialization-overlap-negative.rs
@@ -0,0 +1,11 @@
+#![feature(negative_impls)]
+#![feature(specialization)] //~ WARN the feature `specialization` is incomplete
+
+trait MyTrait {}
+
+struct TestType<T>(::std::marker::PhantomData<T>);
+
+unsafe impl<T: Clone> Send for TestType<T> {}
+impl<T: MyTrait> !Send for TestType<T> {} //~ ERROR E0751
+
+fn main() {}