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Diffstat (limited to 'tests/ui/no-send-res-ports.rs')
-rw-r--r-- | tests/ui/no-send-res-ports.rs | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/tests/ui/no-send-res-ports.rs b/tests/ui/no-send-res-ports.rs new file mode 100644 index 000000000..1bac5868e --- /dev/null +++ b/tests/ui/no-send-res-ports.rs @@ -0,0 +1,30 @@ +use std::thread; +use std::rc::Rc; + +#[derive(Debug)] +struct Port<T>(Rc<T>); + +fn main() { + #[derive(Debug)] + struct Foo { + _x: Port<()>, + } + + impl Drop for Foo { + fn drop(&mut self) {} + } + + fn foo(x: Port<()>) -> Foo { + Foo { + _x: x + } + } + + let x = foo(Port(Rc::new(()))); + + thread::spawn(move|| { + //~^ ERROR `Rc<()>` cannot be sent between threads safely + let y = x; + println!("{:?}", y); + }); +} |