Auto merge of #107843 - bjorn3:sync_cg_clif-2023-02-09, r=bjorn3

[rust.git] / src / tools / clippy / clippy_lints / src / methods / string_extend_chars.rs

diff --git a/src/tools/clippy/clippy_lints/src/methods/string_extend_chars.rs b/src/tools/clippy/clippy_lints/src/methods/string_extend_chars.rs
index 6f4cec546e969693a0ec9b5260dd98f3ea58f519..f35d81cee8e97f969bb8b16c04ff39b494270704 100644 (file)
--- a/src/tools/clippy/clippy_lints/src/methods/string_extend_chars.rs
+++ b/src/tools/clippy/clippy_lints/src/methods/string_extend_chars.rs
@@ -18,7 +18,11 @@ pub(super) fn check(cx: &LateContext<'_>, expr: &hir::Expr<'_>, recv: &hir::Expr
         let target = &arglists[0].0;
         let self_ty = cx.typeck_results().expr_ty(target).peel_refs();
         let ref_str = if *self_ty.kind() == ty::Str {
-            ""
+            if matches!(target.kind, hir::ExprKind::Index(..)) {
+                "&"
+            } else {
+                ""
+            }
         } else if is_type_lang_item(cx, self_ty, hir::LangItem::String) {
             "&"
         } else {