From f05da01dbe3ce8e7460a1d47d489f85a1fa1cbb7 Mon Sep 17 00:00:00 2001
From: Oliver Middleton <olliemail27@gmail.com>
Date: Tue, 28 Jun 2016 22:50:44 +0100
Subject: [PATCH] rustdoc: Fix empty Implementations section on some module
 pages

These are caused by `DefaultImpl`s.
---
 src/librustdoc/html/render.rs    |  3 +++
 src/test/rustdoc/module-impls.rs | 15 +++++++++++++++
 2 files changed, 18 insertions(+)
 create mode 100644 src/test/rustdoc/module-impls.rs

diff --git a/src/librustdoc/html/render.rs b/src/librustdoc/html/render.rs
index f63d37b34032e..48acf31b99367 100644
--- a/src/librustdoc/html/render.rs
+++ b/src/librustdoc/html/render.rs
@@ -1696,6 +1696,9 @@ fn item_module(w: &mut fmt::Formatter, cx: &Context,
     document(w, cx, item)?;
 
     let mut indices = (0..items.len()).filter(|i| {
+        if let clean::DefaultImplItem(..) = items[*i].inner {
+            return false;
+        }
         !cx.maybe_ignore_item(&items[*i])
     }).collect::<Vec<usize>>();
 
diff --git a/src/test/rustdoc/module-impls.rs b/src/test/rustdoc/module-impls.rs
new file mode 100644
index 0000000000000..7be3c50073166
--- /dev/null
+++ b/src/test/rustdoc/module-impls.rs
@@ -0,0 +1,15 @@
+// Copyright 2016 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.
+
+#![crate_name = "foo"]
+
+pub use std::marker::Send;
+
+// @!has foo/index.html 'Implementations'