diff options
Diffstat (limited to 'tests/ui/functions-closures/clone-closure.rs')
-rw-r--r-- | tests/ui/functions-closures/clone-closure.rs | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/tests/ui/functions-closures/clone-closure.rs b/tests/ui/functions-closures/clone-closure.rs new file mode 100644 index 000000000..1e725d805 --- /dev/null +++ b/tests/ui/functions-closures/clone-closure.rs @@ -0,0 +1,18 @@ +// run-pass +// Check that closures implement `Clone`. + +#[derive(Clone)] +struct S(i32); + +fn main() { + let mut a = S(5); + let mut hello = move || { + a.0 += 1; + println!("Hello {}", a.0); + a.0 + }; + + let mut hello2 = hello.clone(); + assert_eq!(6, hello2()); + assert_eq!(6, hello()); +} |