syntax_data: {"ast_node_type":"other","tokens":[{"end":54,"kind":"keyword","start":0,"text":"assert!(place_info.value_index.is_none());"}]}
source_snippet:             assert!(place_info.value_index.is_none());
context_before:             // Allocate a value slot if it doesn't have one, and the user requested one.
context_after:             if let Ok(layout) = tcx.layout_of(typing_env.as_query_input(place_info.ty))