syntax_data: {"ast_node_type":"other","tokens":[{"end":29,"kind":"keyword","start":0,"text":"cx.tcx().arena.alloc(err)"}]}
source_snippet:     cx.tcx().arena.alloc(err)
context_before: fn error<'tcx>(cx: &LayoutCx<'tcx>, err: LayoutError<'tcx>) -> &'tcx LayoutError<'tcx> {
context_after: }