From 58e06447dec67e265fb0a749e60f67ecd831b32b Mon Sep 17 00:00:00 2001
From: Benoit Steiner <benoit.steiner.goog@gmail.com>
Date: Thu, 10 Dec 2015 13:11:36 -0800
Subject: [PATCH] Silence a compilation warning

---
 Eigen/src/Core/SpecialFunctions.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Eigen/src/Core/SpecialFunctions.h b/Eigen/src/Core/SpecialFunctions.h
index 1de3d7f78..05973e372 100644
--- a/Eigen/src/Core/SpecialFunctions.h
+++ b/Eigen/src/Core/SpecialFunctions.h
@@ -25,6 +25,7 @@ struct lgamma_impl
   {
     EIGEN_STATIC_ASSERT((internal::is_same<Scalar, Scalar>::value == false),
                         THIS_TYPE_IS_NOT_SUPPORTED);
+    return Scalar(0);
   }
 };
 
@@ -62,6 +63,7 @@ struct erf_impl
   {
     EIGEN_STATIC_ASSERT((internal::is_same<Scalar, Scalar>::value == false),
                         THIS_TYPE_IS_NOT_SUPPORTED);
+    return Scalar(0);
   }
 };
 
@@ -99,6 +101,7 @@ struct erfc_impl
   {
     EIGEN_STATIC_ASSERT((internal::is_same<Scalar, Scalar>::value == false),
                         THIS_TYPE_IS_NOT_SUPPORTED);
+    return Scalar(0);
   }
 };