declare_lint_pass!(IdentityOp => [IDENTITY_OP]);
-impl<'a, 'tcx> LateLintPass<'a, 'tcx> for IdentityOp {
- fn check_expr(&mut self, cx: &LateContext<'a, 'tcx>, e: &'tcx Expr<'_>) {
+impl<'tcx> LateLintPass<'tcx> for IdentityOp {
+ fn check_expr(&mut self, cx: &LateContext<'tcx>, e: &'tcx Expr<'_>) {
if e.span.from_expansion() {
return;
}
}
}
-fn is_allowed(cx: &LateContext<'_, '_>, cmp: BinOp, left: &Expr<'_>, right: &Expr<'_>) -> bool {
+fn is_allowed(cx: &LateContext<'_>, cmp: BinOp, left: &Expr<'_>, right: &Expr<'_>) -> bool {
// `1 << 0` is a common pattern in bit manipulation code
if_chain! {
if let BinOpKind::Shl = cmp.node;
- if let Some(Constant::Int(0)) = constant_simple(cx, cx.tables, right);
- if let Some(Constant::Int(1)) = constant_simple(cx, cx.tables, left);
+ if let Some(Constant::Int(0)) = constant_simple(cx, cx.typeck_results(), right);
+ if let Some(Constant::Int(1)) = constant_simple(cx, cx.typeck_results(), left);
then {
return true;
}
}
#[allow(clippy::cast_possible_wrap)]
-fn check(cx: &LateContext<'_, '_>, e: &Expr<'_>, m: i8, span: Span, arg: Span) {
- if let Some(Constant::Int(v)) = constant_simple(cx, cx.tables, e) {
- let check = match cx.tables.expr_ty(e).kind {
+fn check(cx: &LateContext<'_>, e: &Expr<'_>, m: i8, span: Span, arg: Span) {
+ if let Some(Constant::Int(v)) = constant_simple(cx, cx.typeck_results(), e) {
+ let check = match *cx.typeck_results().expr_ty(e).kind() {
ty::Int(ity) => unsext(cx.tcx, -1_i128, ity),
ty::Uint(uty) => clip(cx.tcx, !0, uty),
_ => return,