Auto merge of #133978 - matthiaskrgr:rollup-6gh1iho, r=matthiaskrgr

Rollup of 7 pull requests

Successful merges:

 - #130209 (Stabilize `std::io::ErrorKind::CrossesDevices`)
 - #130254 (Stabilize `std::io::ErrorKind::QuotaExceeded`)
 - #132187 (Add Extend impls for tuples of arity 1 through 12)
 - #133875 (handle `--json-output` properly)
 - #133934 (Do not implement unsafe auto traits for types with unsafe fields)
 - #133954 (Hide errors whose suggestions would contain error constants or types)
 - #133960 (rustdoc: remove eq for clean::Attributes)

r? `@ghost`
`@rustbot` modify labels: rollup

1 files changed, 10 insertions, 0 deletions

diff --git a/tests/ui/unsafe-fields/unsafe-fields-parse.rs b/tests/ui/unsafe-fields/unsafe-fields-parse.rs
new file mode 100644
index 00000000000..67277731293
--- /dev/null
+++ b/tests/ui/unsafe-fields/unsafe-fields-parse.rs
@@ -0,0 +1,10 @@
+//@ compile-flags: --crate-type=lib
+#![allow(incomplete_features)]
+#![feature(unsafe_fields)]
+
+// Parse errors even *with* unsafe_fields, which would make the compiler early-exit otherwise.
+enum A {
+    TupleLike(unsafe u32), //~ ERROR
+}
+
+struct B(unsafe u32); //~ ERROR