{"ast_node_type":"other","tokens":[{"end":78,"kind":"keyword","start":0,"text":"bx.typed_place_copy(scratch,"}]}
                        bx.typed_place_copy(scratch, op_place_val, op.layout);
                        bx.lifetime_start(scratch.llval, arg.layout.size);
                        lifetime_ends_after_call.push((scratch.llval, arg.layout.size));