syntax_data: {"ast_node_type":"other","tokens":[{"end":39,"kind":"keyword","start":0,"text":"Ty::new_mut_ptr(tcx,"}]}
source_snippet:         Ty::new_mut_ptr(tcx, layout.ty)
context_before:         // FIXME (mikeyhew) change this to use &own if it is ever added to the language
context_after:     } else {