Merging upstream version 1.68.2+dfsg1.

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

1 files changed, 10 insertions, 0 deletions

diff --git a/tests/ui/traits/alias/syntax-fail.rs b/tests/ui/traits/alias/syntax-fail.rs
new file mode 100644
index 000000000..039bbce8c
--- /dev/null
+++ b/tests/ui/traits/alias/syntax-fail.rs
@@ -0,0 +1,10 @@
+#![feature(trait_alias)]
+
+trait Foo {}
+auto trait A = Foo; //~ ERROR trait aliases cannot be `auto`
+unsafe trait B = Foo; //~ ERROR trait aliases cannot be `unsafe`
+
+trait C: Ord = Eq; //~ ERROR bounds are not allowed on trait aliases
+trait D: = Eq; //~ ERROR bounds are not allowed on trait aliases
+
+fn main() {}