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, 16 insertions, 0 deletions

diff --git a/src/test/ui/builtin-superkinds/builtin-superkinds-in-metadata.rs b/src/test/ui/builtin-superkinds/builtin-superkinds-in-metadata.rs
new file mode 100644
index 000000000..b4555a180
--- /dev/null
+++ b/src/test/ui/builtin-superkinds/builtin-superkinds-in-metadata.rs
@@ -0,0 +1,16 @@
+// aux-build:trait_superkinds_in_metadata.rs
+
+// Test for traits inheriting from the builtin kinds cross-crate.
+// Mostly tests correctness of metadata.
+
+extern crate trait_superkinds_in_metadata;
+use trait_superkinds_in_metadata::{RequiresRequiresShareAndSend, RequiresShare};
+
+struct X<T>(T);
+
+impl <T:Sync> RequiresShare for X<T> { }
+
+impl <T:Sync+'static> RequiresRequiresShareAndSend for X<T> { }
+//~^ ERROR `T` cannot be sent between threads safely [E0277]
+
+fn main() { }