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Diffstat (limited to '')
-rw-r--r-- | src/test/ui/issues/issue-3609.rs | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/src/test/ui/issues/issue-3609.rs b/src/test/ui/issues/issue-3609.rs new file mode 100644 index 000000000..57ff12a08 --- /dev/null +++ b/src/test/ui/issues/issue-3609.rs @@ -0,0 +1,30 @@ +// check-pass +#![allow(unused_must_use)] +#![allow(dead_code)] +#![allow(unused_mut)] +use std::thread; +use std::sync::mpsc::Sender; + +type RingBuffer = Vec<f64> ; +type SamplesFn = Box<dyn FnMut(&RingBuffer) + Send>; + +enum Msg +{ + GetSamples(String, SamplesFn), // sample set name, callback which receives samples +} + +fn foo(name: String, samples_chan: Sender<Msg>) { + thread::spawn(move|| { + let mut samples_chan = samples_chan; + + let callback: SamplesFn = Box::new(move |buffer| { + for i in 0..buffer.len() { + println!("{}: {}", i, buffer[i]) + } + }); + + samples_chan.send(Msg::GetSamples(name.clone(), callback)); + }).join(); +} + +pub fn main() {} |