From dc027a437fce0b93f7fb0ce7d024b013241ac194 Mon Sep 17 00:00:00 2001
From: winstywang <winsty@gmail.com>
Date: Mon, 6 Jun 2016 16:39:28 +0800
Subject: [PATCH] fix label check

---
 src/symbol/symbol.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/symbol/symbol.cc b/src/symbol/symbol.cc
index e9bb5b30cf61..674dea4c03c8 100644
--- a/src/symbol/symbol.cc
+++ b/src/symbol/symbol.cc
@@ -122,7 +122,7 @@ inline void KeywordArgumentMismatch(const char *source,
   }
 
   for (const auto& key : user_args) {
-    if (keys.count(key) == 0) {
+    if (keys.count(key) == 0 && key.substr(key.size() - 5, 5) != "label") {
       LOG(FATAL) << source
                  << "Keyword argument name " << key << " not found."
                  << msg.str();