diff options
Diffstat (limited to 'tests/ui/generator/control-flow.rs')
-rw-r--r-- | tests/ui/generator/control-flow.rs | 53 |
1 files changed, 0 insertions, 53 deletions
diff --git a/tests/ui/generator/control-flow.rs b/tests/ui/generator/control-flow.rs deleted file mode 100644 index 4f69c7855..000000000 --- a/tests/ui/generator/control-flow.rs +++ /dev/null @@ -1,53 +0,0 @@ -// run-pass - -// revisions: default nomiropt -//[nomiropt]compile-flags: -Z mir-opt-level=0 - -#![feature(generators, generator_trait)] - -use std::marker::Unpin; -use std::ops::{GeneratorState, Generator}; -use std::pin::Pin; - -fn finish<T>(mut amt: usize, mut t: T) -> T::Return - where T: Generator<(), Yield = ()> + Unpin, -{ - loop { - match Pin::new(&mut t).resume(()) { - GeneratorState::Yielded(()) => amt = amt.checked_sub(1).unwrap(), - GeneratorState::Complete(ret) => { - assert_eq!(amt, 0); - return ret - } - } - } - -} - -fn main() { - finish(1, || yield); - finish(8, || { - for _ in 0..8 { - yield; - } - }); - finish(1, || { - if true { - yield; - } else { - } - }); - finish(1, || { - if false { - } else { - yield; - } - }); - finish(2, || { - if { yield; false } { - yield; - panic!() - } - yield - }); -} |