Auto merge of #7835 - mikerite:unneeded-allow-20211018, r=xFrednet

Remove unneeded allow

Remove unneeded allow

changelog: none

clippy_lints/src/identity_op.rs

@@ -66,7 +66,6 @@ fn is_allowed(cx: &LateContext<'_>, cmp: BinOp, left: &Expr<'_>, right: &Expr<'_
         && constant_simple(cx, cx.typeck_results(), left) == Some(Constant::Int(1))
 }
 
-#[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.typeck_results(), e) {
         let check = match *cx.typeck_results().expr_ty(e).kind() {