From 698f8c2f01ea549d77d7dc3338a12e04c11057b9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 14:02:58 +0200
Subject: Adding upstream version 1.64.0+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/test/ui/async-await/issue-68112.stderr | 74 ++++++++++++++++++++++++++++++
 1 file changed, 74 insertions(+)
 create mode 100644 src/test/ui/async-await/issue-68112.stderr

(limited to 'src/test/ui/async-await/issue-68112.stderr')

diff --git a/src/test/ui/async-await/issue-68112.stderr b/src/test/ui/async-await/issue-68112.stderr
new file mode 100644
index 000000000..4285fbbec
--- /dev/null
+++ b/src/test/ui/async-await/issue-68112.stderr
@@ -0,0 +1,74 @@
+error: future cannot be sent between threads safely
+  --> $DIR/issue-68112.rs:34:5
+   |
+LL |     require_send(send_fut);
+   |     ^^^^^^^^^^^^ future created by async block is not `Send`
+   |
+   = help: the trait `Sync` is not implemented for `RefCell<i32>`
+note: future is not `Send` as it awaits another future which is not `Send`
+  --> $DIR/issue-68112.rs:31:17
+   |
+LL |         let _ = non_send_fut.await;
+   |                 ^^^^^^^^^^^^ await occurs here on type `impl Future<Output = Arc<RefCell<i32>>>`, which is not `Send`
+note: required by a bound in `require_send`
+  --> $DIR/issue-68112.rs:11:25
+   |
+LL | fn require_send(_: impl Send) {}
+   |                         ^^^^ required by this bound in `require_send`
+
+error: future cannot be sent between threads safely
+  --> $DIR/issue-68112.rs:43:5
+   |
+LL |     require_send(send_fut);
+   |     ^^^^^^^^^^^^ future created by async block is not `Send`
+   |
+   = help: the trait `Sync` is not implemented for `RefCell<i32>`
+note: future is not `Send` as it awaits another future which is not `Send`
+  --> $DIR/issue-68112.rs:40:17
+   |
+LL |         let _ = make_non_send_future1().await;
+   |                 ^^^^^^^^^^^^^^^^^^^^^^^ await occurs here on type `impl Future<Output = Arc<RefCell<i32>>>`, which is not `Send`
+note: required by a bound in `require_send`
+  --> $DIR/issue-68112.rs:11:25
+   |
+LL | fn require_send(_: impl Send) {}
+   |                         ^^^^ required by this bound in `require_send`
+
+error[E0277]: `RefCell<i32>` cannot be shared between threads safely
+  --> $DIR/issue-68112.rs:60:5
+   |
+LL |     require_send(send_fut);
+   |     ^^^^^^^^^^^^ `RefCell<i32>` cannot be shared between threads safely
+   |
+   = help: the trait `Sync` is not implemented for `RefCell<i32>`
+   = note: required because of the requirements on the impl of `Send` for `Arc<RefCell<i32>>`
+note: required because it's used within this `async fn` body
+  --> $DIR/issue-68112.rs:47:31
+   |
+LL | async fn ready2<T>(t: T) -> T { t }
+   |                               ^^^^^
+note: required because it appears within the type `impl Future<Output = Arc<RefCell<i32>>>`
+  --> $DIR/issue-68112.rs:48:31
+   |
+LL | fn make_non_send_future2() -> impl Future<Output = Arc<RefCell<i32>>> {
+   |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+   = note: required because it captures the following types: `ResumeTy`, `impl Future<Output = Arc<RefCell<i32>>>`, `()`, `i32`, `Ready<i32>`
+note: required because it's used within this `async` block
+  --> $DIR/issue-68112.rs:55:26
+   |
+LL |       let send_fut = async {
+   |  __________________________^
+LL | |         let non_send_fut = make_non_send_future2();
+LL | |         let _ = non_send_fut.await;
+LL | |         ready(0).await;
+LL | |     };
+   | |_____^
+note: required by a bound in `require_send`
+  --> $DIR/issue-68112.rs:11:25
+   |
+LL | fn require_send(_: impl Send) {}
+   |                         ^^^^ required by this bound in `require_send`
+
+error: aborting due to 3 previous errors
+
+For more information about this error, try `rustc --explain E0277`.
-- 
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