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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:03 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:03 +0000 |
commit | 64d98f8ee037282c35007b64c2649055c56af1db (patch) | |
tree | 5492bcf97fce41ee1c0b1cc2add283f3e66cdab0 /tests/ui/async-await/issue-64130-non-send-future-diags.rs | |
parent | Adding debian version 1.67.1+dfsg1-1. (diff) | |
download | rustc-64d98f8ee037282c35007b64c2649055c56af1db.tar.xz rustc-64d98f8ee037282c35007b64c2649055c56af1db.zip |
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/async-await/issue-64130-non-send-future-diags.rs')
-rw-r--r-- | tests/ui/async-await/issue-64130-non-send-future-diags.rs | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/tests/ui/async-await/issue-64130-non-send-future-diags.rs b/tests/ui/async-await/issue-64130-non-send-future-diags.rs new file mode 100644 index 000000000..b652d2391 --- /dev/null +++ b/tests/ui/async-await/issue-64130-non-send-future-diags.rs @@ -0,0 +1,25 @@ +// edition:2018 +#![feature(must_not_suspend)] +#![allow(must_not_suspend)] + +// This tests the basic example case for the async-await-specific error. + +use std::sync::Mutex; + +fn is_send<T: Send>(t: T) { } + +async fn foo() { + bar(&Mutex::new(22)).await; +} + +async fn bar(x: &Mutex<u32>) { + let g = x.lock().unwrap(); + baz().await; +} + +async fn baz() { } + +fn main() { + is_send(foo()); + //~^ ERROR future cannot be sent between threads safely +} |