diff options
Diffstat (limited to 'src/test/ui/unboxed-closures/unboxed-closures-counter-not-moved.rs')
-rw-r--r-- | src/test/ui/unboxed-closures/unboxed-closures-counter-not-moved.rs | 28 |
1 files changed, 0 insertions, 28 deletions
diff --git a/src/test/ui/unboxed-closures/unboxed-closures-counter-not-moved.rs b/src/test/ui/unboxed-closures/unboxed-closures-counter-not-moved.rs deleted file mode 100644 index 390386e57..000000000 --- a/src/test/ui/unboxed-closures/unboxed-closures-counter-not-moved.rs +++ /dev/null @@ -1,28 +0,0 @@ -// run-pass -// Test that we mutate a counter on the stack only when we expect to. - -fn call<F>(f: F) where F : FnOnce() { - f(); -} - -fn main() { - let y = vec![format!("Hello"), format!("World")]; - let mut counter = 22_u32; - - call(|| { - // Move `y`, but do not move `counter`, even though it is read - // by value (note that it is also mutated). - for item in y { //~ WARN unused variable: `item` - let v = counter; - counter += v; - } - }); - assert_eq!(counter, 88); - - call(move || { - // this mutates a moved copy, and hence doesn't affect original - counter += 1; //~ WARN value assigned to `counter` is never read - //~| WARN unused variable: `counter` - }); - assert_eq!(counter, 88); -} |