{"ast_node_type":"other","tokens":[{"end":99,"kind":"keyword","start":0,"text":"//"}]}
                        // be a RawPtr. CodeView doesn't know what to do with enums whose base type
                        // If the niche is the NULL value of a reference, then `discr_enum_ty` will
                        // is a pointer so we fix this up to just be `usize`.