[unnecessary_mut_passed]: don't lint in macro expansions

2023-07-31 21:09:52 +02:00 · 2023-07-31 21:09:52 +02:00 · dc1e8b0dd9
commit dc1e8b0dd9
parent 29730969b1
3 changed files with 23 additions and 5 deletions
--- a/clippy_lints/src/mut_reference.rs
+++ b/clippy_lints/src/mut_reference.rs
@ -37,6 +37,11 @@ declare_lint_pass!(UnnecessaryMutPassed => [UNNECESSARY_MUT_PASSED]);

 impl<'tcx> LateLintPass<'tcx> for UnnecessaryMutPassed {
    fn check_expr(&mut self, cx: &LateContext<'tcx>, e: &'tcx Expr<'_>) {
+        if e.span.from_expansion() {
+            // Issue #11268
+            return;
+        }
+
        match e.kind {
            ExprKind::Call(fn_expr, arguments) => {
                if let ExprKind::Path(ref path) = fn_expr.kind {