From 107c47da0f399dedecf29bf1b0c023e0e539b6c7 Mon Sep 17 00:00:00 2001
From: Guillaume Gomez <guillaume1.gomez@gmail.com>
Date: Thu, 27 Jul 2017 22:30:32 +0200
Subject: [PATCH 1/2] Fix rustc build

---
 src/error_chain.rs | 2 ++
 src/quick_error.rs | 4 ++--
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/error_chain.rs b/src/error_chain.rs
index ef1ae2de9..7d4aa7538 100644
--- a/src/error_chain.rs
+++ b/src/error_chain.rs
@@ -172,6 +172,7 @@ macro_rules! error_chain_processed {
                 self.0.description()
             }
 
+            #[allow(unused_doc_comment)]
             fn cause(&self) -> Option<&::std::error::Error> {
                 match self.1.next_error {
                     Some(ref c) => Some(&**c),
@@ -423,6 +424,7 @@ macro_rules! impl_extract_backtrace {
     ($error_name: ident
      $error_kind_name: ident
      $([$link_error_path: path, $(#[$meta_links: meta])*])*) => {
+        #[allow(unused_doc_comment)]
         fn extract_backtrace(e: &(::std::error::Error + Send + 'static))
             -> Option<::std::sync::Arc<$crate::Backtrace>> {
             if let Some(e) = e.downcast_ref::<$error_name>() {
diff --git a/src/quick_error.rs b/src/quick_error.rs
index 32565ca4c..c38f50c8f 100644
--- a/src/quick_error.rs
+++ b/src/quick_error.rs
@@ -260,7 +260,7 @@ macro_rules! quick_error {
             $item:ident: $imode:tt [$(#[$imeta:meta])*] [$( $var:ident: $typ:ty ),*] {$( $funcs:tt )*}
         )*}
     ) => {
-        #[allow(unused)]
+        #[allow(unused, unused_doc_comment)]
         impl ::std::fmt::Display for $name {
             fn fmt(&self, fmt: &mut ::std::fmt::Formatter)
                 -> ::std::fmt::Result
@@ -310,7 +310,7 @@ macro_rules! quick_error {
                 }
             }
         }*/
-        #[allow(unused)]
+        #[allow(unused, unused_doc_comment)]
         impl $name {
             /// A string describing the error kind.
             pub fn description(&self) -> &str {

From 00dfe9b803408876ef5aebd1a75358a88985b646 Mon Sep 17 00:00:00 2001
From: Guillaume Gomez <guillaume1.gomez@gmail.com>
Date: Thu, 27 Jul 2017 23:23:14 +0200
Subject: [PATCH 2/2] Update changelog

---
 CHANGELOG.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 668dadbd7..b00fda589 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,7 @@
 - [Add a new method for `Error`: `chain_err`.](https://github.com/brson/error-chain/pull/141)
 - [Allow `chain_err` to be used on `Option<T>`](https://github.com/brson/error-chain/pull/156)
 - [Add support for creating an error chain on boxed trait errors (`Box<Error>`)](https://github.com/brson/error-chain/pull/156)
+- [Remove lint for unused doc comment.](https://github.com/brson/error-chain/pull/199)
 
 # 0.10.0