From 1dfaafe28a34c8cc6f0a9dbbc374ca470eae8a01 Mon Sep 17 00:00:00 2001
From: Benoit Steiner <benoit.steiner.goog@gmail.com>
Date: Wed, 10 Feb 2016 17:41:47 -0800
Subject: Added a regression test for tanh

---
 test/packetmath.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'test')

diff --git a/test/packetmath.cpp b/test/packetmath.cpp
index e09a361bf..9e89f85c1 100644
--- a/test/packetmath.cpp
+++ b/test/packetmath.cpp
@@ -325,6 +325,12 @@ template<typename Scalar> void packetmath_real()
     data2[i] = internal::random<Scalar>(-87,88);
   }
   CHECK_CWISE1_IF(PacketTraits::HasExp, std::exp, internal::pexp);
+  for (int i=0; i<size; ++i)
+  {
+    data1[i] = internal::random<Scalar>(-1,1) * std::pow(Scalar(10), internal::random<Scalar>(-6,6));
+    data2[i] = internal::random<Scalar>(-1,1) * std::pow(Scalar(10), internal::random<Scalar>(-6,6));
+  }
+  CHECK_CWISE1_IF(PacketTraits::HasTanh, std::tanh, internal::ptanh);
   if(PacketTraits::HasExp && PacketTraits::size>=2)
   {
     data1[0] = std::numeric_limits<Scalar>::quiet_NaN();
-- 
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