+use clippy_utils::source::snippet;
use if_chain::if_chain;
use rustc_hir::{BinOp, BinOpKind, Expr, ExprKind};
use rustc_lint::{LateContext, LateLintPass};
use rustc_span::source_map::Span;
use crate::consts::{constant_simple, Constant};
-use crate::utils::{clip, snippet, span_lint, unsext};
+use clippy_utils::diagnostics::span_lint;
+use clippy_utils::{clip, unsext};
declare_clippy_lint! {
/// **What it does:** Checks for identity operations, e.g., `x + 0`.