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Diffstat (limited to 'src/test/ui/drop/issue-35546.rs')
-rw-r--r-- | src/test/ui/drop/issue-35546.rs | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/src/test/ui/drop/issue-35546.rs b/src/test/ui/drop/issue-35546.rs new file mode 100644 index 000000000..004679a62 --- /dev/null +++ b/src/test/ui/drop/issue-35546.rs @@ -0,0 +1,20 @@ +// build-pass +#![allow(dead_code)] +// Regression test for #35546. Check that we are able to codegen +// this. Before we had problems because of the drop glue signature +// around dropping a trait object (specifically, when dropping the +// `value` field of `Node<Send>`). + +struct Node<T: ?Sized + Send> { + next: Option<Box<Node<dyn Send>>>, + value: T, +} + +fn clear(head: &mut Option<Box<Node<dyn Send>>>) { + match head.take() { + Some(node) => *head = node.next, + None => (), + } +} + +fn main() {} |