From e4f45c22e24c0a739f32ef152dfd4287257e20cb Mon Sep 17 00:00:00 2001
From: Jason Newcomb <jsnewcomb@pm.me>
Date: Tue, 1 Feb 2022 15:05:20 -0500
Subject: [PATCH] Fix ICE in `ptr_arg`

---
 clippy_lints/src/ptr.rs      | 2 +-
 tests/ui/crashes/ice-8386.rs | 3 +++
 2 files changed, 4 insertions(+), 1 deletion(-)
 create mode 100644 tests/ui/crashes/ice-8386.rs

diff --git a/clippy_lints/src/ptr.rs b/clippy_lints/src/ptr.rs
index 77bf5f002f7c..5c13f660c6b7 100644
--- a/clippy_lints/src/ptr.rs
+++ b/clippy_lints/src/ptr.rs
@@ -649,7 +649,7 @@ fn check_ptr_arg_usage<'tcx>(cx: &LateContext<'tcx>, body: &'tcx Body<'_>, args:
                     },
                     _ => {
                         skip_count += 1;
-                        results[arg.idx].skip = true;
+                        results[i].skip = true;
                         None
                     },
                 }
diff --git a/tests/ui/crashes/ice-8386.rs b/tests/ui/crashes/ice-8386.rs
new file mode 100644
index 000000000000..3e38b1408d8c
--- /dev/null
+++ b/tests/ui/crashes/ice-8386.rs
@@ -0,0 +1,3 @@
+fn f(x: u32, mut arg: &String) {}
+
+fn main() {}