diff options
Diffstat (limited to 'tests/ui/union/issue-41073.stderr')
| -rw-r--r-- | tests/ui/union/issue-41073.stderr | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/tests/ui/union/issue-41073.stderr b/tests/ui/union/issue-41073.stderr index b3887fa0f..ae1c4dfed 100644 --- a/tests/ui/union/issue-41073.stderr +++ b/tests/ui/union/issue-41073.stderr @@ -1,11 +1,11 @@ -error[E0740]: unions cannot contain fields that may need dropping +error[E0740]: field must implement `Copy` or be wrapped in `ManuallyDrop<...>` to be used in a union --> $DIR/issue-41073.rs:2:5 | LL | a: A, | ^^^^ | - = note: a type is guaranteed not to need dropping when it implements `Copy`, or when it is the special `ManuallyDrop<_>` type -help: when the type does not implement `Copy`, wrap it inside a `ManuallyDrop<_>` and ensure it is manually dropped + = note: union fields must not have drop side-effects, which is currently enforced via either `Copy` or `ManuallyDrop<...>` +help: wrap the field type in `ManuallyDrop<...>` | LL | a: std::mem::ManuallyDrop<A>, | +++++++++++++++++++++++ + |