diff options
Diffstat (limited to 'tests/ui/coroutine/yield-subtype.rs')
-rw-r--r-- | tests/ui/coroutine/yield-subtype.rs | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/tests/ui/coroutine/yield-subtype.rs b/tests/ui/coroutine/yield-subtype.rs new file mode 100644 index 000000000..3595d4498 --- /dev/null +++ b/tests/ui/coroutine/yield-subtype.rs @@ -0,0 +1,17 @@ +// run-pass +#![allow(dead_code)] +#![allow(dead_code)] + +#![feature(coroutines)] + +fn bar<'a>() { + let a: &'static str = "hi"; + let b: &'a str = a; + + || { //~ WARN unused coroutine that must be used + yield a; + yield b; + }; +} + +fn main() {} |