Auto merge of #42262 - Mark-Simulacrum:issue-40350, r=eddyb

Don't ICE with nested enums in missing docs lint.

Fixes #40350.

1 files changed, 24 insertions, 0 deletions

diff --git a/src/test/compile-fail/issue-40350.rs b/src/test/compile-fail/issue-40350.rs
new file mode 100644
index 00000000000..39249ee4718
--- /dev/null
+++ b/src/test/compile-fail/issue-40350.rs
@@ -0,0 +1,24 @@
+// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+#![feature(rustc_attrs)]
+#![allow(warnings)]
+
+enum E {
+    A = {
+        enum F { B }
+        0
+    }
+}
+
+#[rustc_error]
+fn main() {}
+//~^ ERROR compilation successful
+