face: Face::setLocalControlHeaderFeature LLVM fix

workaround LLVM Bug 16816 on OS X 10.9

refs #1264

Change-Id: I364bfaf4ac4600bd031422dad36afd1377b87338
diff --git a/daemon/face/face.cpp b/daemon/face/face.cpp
index 76ec85b..cef9c1b 100644
--- a/daemon/face/face.cpp
+++ b/daemon/face/face.cpp
@@ -76,8 +76,9 @@
   BOOST_STATIC_ASSERT(LOCAL_CONTROL_HEADER_FEATURE_ANY == 0);
   m_localControlHeaderFeatures[LOCAL_CONTROL_HEADER_FEATURE_ANY] =
     std::find(m_localControlHeaderFeatures.begin() + 1,
-              m_localControlHeaderFeatures.end(), true) !=
+              m_localControlHeaderFeatures.end(), true) <
               m_localControlHeaderFeatures.end();
+  // 'find(..) < .end()' instead of 'find(..) != .end()' due to LLVM Bug 16816
 }
 
 } //namespace nfd