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, 15 insertions, 0 deletions

diff --git a/compiler/rustc_error_codes/src/error_codes/E0224.md b/compiler/rustc_error_codes/src/error_codes/E0224.md
new file mode 100644
index 000000000..628488575
--- /dev/null
+++ b/compiler/rustc_error_codes/src/error_codes/E0224.md
@@ -0,0 +1,15 @@
+A trait object was declared with no traits.
+
+Erroneous code example:
+
+```compile_fail,E0224
+type Foo = dyn 'static +;
+```
+
+Rust does not currently support this.
+
+To solve, ensure that the trait object has at least one trait:
+
+```
+type Foo = dyn 'static + Copy;
+```