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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:20:29 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:20:29 +0000 |
| commit | 631cd5845e8de329d0e227aaa707d7ea228b8f8f (patch) | |
| tree | a1b87c8f8cad01cf18f7c5f57a08f102771ed303 /tests/ui/union/issue-41073.stderr | |
| parent | Adding debian version 1.69.0+dfsg1-1. (diff) | |
| download | rustc-631cd5845e8de329d0e227aaa707d7ea228b8f8f.tar.xz rustc-631cd5845e8de329d0e227aaa707d7ea228b8f8f.zip | |
Merging upstream version 1.70.0+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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>, | +++++++++++++++++++++++ + |