syntax_data: {"ast_node_type":"other","tokens":[{"end":51,"kind":"keyword","start":0,"text":"assert!(!tcx.is_typeck_child(def.to_def_id()));"}]}
source_snippet:     assert!(!tcx.is_typeck_child(def.to_def_id()));
context_before:     // Closures and inline consts are handled by their owner, if it has a body
context_after:     // Also, don't safety check custom MIR