Merging upstream version 1.68.2+dfsg1.

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

1 files changed, 43 insertions, 0 deletions

diff --git a/tests/ui/fmt/send-sync.stderr b/tests/ui/fmt/send-sync.stderr
new file mode 100644
index 000000000..3ed040c3a
--- /dev/null
+++ b/tests/ui/fmt/send-sync.stderr
@@ -0,0 +1,43 @@
+error[E0277]: `core::fmt::Opaque` cannot be shared between threads safely
+  --> $DIR/send-sync.rs:8:10
+   |
+LL |     send(format_args!("{:?}", c));
+   |     ---- ^^^^^^^^^^^^^^^^^^^^^^^ `core::fmt::Opaque` cannot be shared between threads safely
+   |     |
+   |     required by a bound introduced by this call
+   |
+   = help: within `[ArgumentV1<'_>]`, the trait `Sync` is not implemented for `core::fmt::Opaque`
+   = note: required because it appears within the type `&core::fmt::Opaque`
+   = note: required because it appears within the type `ArgumentV1<'_>`
+   = note: required because it appears within the type `[ArgumentV1<'_>]`
+   = note: required for `&[ArgumentV1<'_>]` to implement `Send`
+   = note: required because it appears within the type `Arguments<'_>`
+note: required by a bound in `send`
+  --> $DIR/send-sync.rs:1:12
+   |
+LL | fn send<T: Send>(_: T) {}
+   |            ^^^^ required by this bound in `send`
+
+error[E0277]: `core::fmt::Opaque` cannot be shared between threads safely
+  --> $DIR/send-sync.rs:9:10
+   |
+LL |     sync(format_args!("{:?}", c));
+   |     ---- ^^^^^^^^^^^^^^^^^^^^^^^ `core::fmt::Opaque` cannot be shared between threads safely
+   |     |
+   |     required by a bound introduced by this call
+   |
+   = help: within `Arguments<'_>`, the trait `Sync` is not implemented for `core::fmt::Opaque`
+   = note: required because it appears within the type `&core::fmt::Opaque`
+   = note: required because it appears within the type `ArgumentV1<'_>`
+   = note: required because it appears within the type `[ArgumentV1<'_>]`
+   = note: required because it appears within the type `&[ArgumentV1<'_>]`
+   = note: required because it appears within the type `Arguments<'_>`
+note: required by a bound in `sync`
+  --> $DIR/send-sync.rs:2:12
+   |
+LL | fn sync<T: Sync>(_: T) {}
+   |            ^^^^ required by this bound in `sync`
+
+error: aborting due to 2 previous errors
+
+For more information about this error, try `rustc --explain E0277`.