1 files changed, 12 insertions, 0 deletions

diff --git a/tests/ui/issues/issue-54062.rs b/tests/ui/issues/issue-54062.rs
new file mode 100644
index 000000000..093d6601d
--- /dev/null
+++ b/tests/ui/issues/issue-54062.rs
@@ -0,0 +1,12 @@
+use std::sync::Mutex;
+
+struct Test {
+    comps: Mutex<String>,
+}
+
+fn main() {}
+
+fn testing(test: Test) {
+    let _ = test.comps.inner.try_lock();
+    //~^ ERROR: field `inner` of struct `Mutex` is private
+}