From 64d98f8ee037282c35007b64c2649055c56af1db Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:19:03 +0200 Subject: Merging upstream version 1.68.2+dfsg1. Signed-off-by: Daniel Baumann --- .../ui/lint/must_not_suspend/ref-drop-tracking.rs | 30 ++++++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100644 tests/ui/lint/must_not_suspend/ref-drop-tracking.rs (limited to 'tests/ui/lint/must_not_suspend/ref-drop-tracking.rs') diff --git a/tests/ui/lint/must_not_suspend/ref-drop-tracking.rs b/tests/ui/lint/must_not_suspend/ref-drop-tracking.rs new file mode 100644 index 000000000..1bc4a3812 --- /dev/null +++ b/tests/ui/lint/must_not_suspend/ref-drop-tracking.rs @@ -0,0 +1,30 @@ +// edition:2018 +// compile-flags: -Zdrop-tracking +#![feature(must_not_suspend)] +#![deny(must_not_suspend)] + +#[must_not_suspend = "You gotta use Umm's, ya know?"] +struct Umm { + i: i64 +} + +struct Bar { + u: Umm, +} + +async fn other() {} + +impl Bar { + async fn uhoh(&mut self) { + let guard = &mut self.u; //~ ERROR `Umm` held across + + other().await; + + *guard = Umm { + i: 2 + } + } +} + +fn main() { +} -- cgit v1.2.3