1 use clippy_utils::diagnostics::span_lint;
2 use rustc_ast::ast::{Expr, ExprKind, UnOp};
3 use rustc_lint::EarlyContext;
7 pub(super) fn check(cx: &EarlyContext<'_>, expr: &Expr) {
8 if let ExprKind::Unary(UnOp::Neg, ref inner) = expr.kind {
9 if let ExprKind::Unary(UnOp::Neg, _) = inner.kind {
14 "`--x` could be misinterpreted as pre-decrement by C programmers, is usually a no-op",