syntax_data: {"ast_node_type":"other","tokens":[{"end":96,"kind":"keyword","start":0,"text":"BinOp::Add"}]}
source_snippet:             BinOp::Add | BinOp::Sub | BinOp::Mul if self.check_overflow && ty.is_integral() => {
context_before:         let rvalue = match op {
context_after:                 let result_tup = Ty::new_tup(self.tcx, &[ty, bool_ty]);