syntax_data: {"ast_node_type":"other","tokens":[{"end":96,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:             // This is sometimes not a compile error if there are trivially false where clauses.
context_before:         LayoutCalculatorError::UnexpectedUnsized(field) => {
context_after:             // See `tests/ui/layout/trivial-bounds-sized.rs` for an example.