diff options
Diffstat (limited to 'src/test/ui/for-loop-while/break-while-condition.stderr')
| -rw-r--r-- | src/test/ui/for-loop-while/break-while-condition.stderr | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/test/ui/for-loop-while/break-while-condition.stderr b/src/test/ui/for-loop-while/break-while-condition.stderr index 6960c4fd8..e79f6a75f 100644 --- a/src/test/ui/for-loop-while/break-while-condition.stderr +++ b/src/test/ui/for-loop-while/break-while-condition.stderr @@ -31,6 +31,14 @@ LL | | } | = note: expected type `!` found unit type `()` +note: the function expects a value to always be returned, but loops might run zero times + --> $DIR/break-while-condition.rs:24:13 + | +LL | while false { + | ^^^^^^^^^^^ this might have zero elements to iterate on +LL | return + | ------ if the loop doesn't execute, this value would never get returned + = help: return a value for the case when the loop has zero elements to iterate on, or consider changing the return type to account for that possibility error: aborting due to 3 previous errors |