diff options
Diffstat (limited to 'src/test/ui/functions-closures/return-from-closure.rs')
-rw-r--r-- | src/test/ui/functions-closures/return-from-closure.rs | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/src/test/ui/functions-closures/return-from-closure.rs b/src/test/ui/functions-closures/return-from-closure.rs new file mode 100644 index 000000000..656a95f12 --- /dev/null +++ b/src/test/ui/functions-closures/return-from-closure.rs @@ -0,0 +1,33 @@ +// run-pass +#![allow(non_upper_case_globals)] +// just to make sure that `return` is only returning from the closure, +// not the surrounding function. + +static mut calls: usize = 0; + +fn surrounding() { + let return_works = |n: isize| { + unsafe { calls += 1 } + + if n >= 0 { return; } + panic!() + }; + + return_works(10); + return_works(20); + + let return_works_proc = |n: isize| { + unsafe { calls += 1 } + + if n >= 0 { return; } + panic!() + }; + + return_works_proc(10); +} + +pub fn main() { + surrounding(); + + assert_eq!(unsafe {calls}, 3); +} |