From f23dc5b971d1c11bc0fcb7068788a30e4bd7cbf1 Mon Sep 17 00:00:00 2001
From: Rasmus Munk Larsen <rmlarsen@google.com>
Date: Thu, 3 Dec 2020 14:32:45 -0800
Subject: Revert "Add log2() operator to Eigen"

This reverts commit 4d91519a9be061da5d300079fca17dd0b9328050.
---
 Eigen/src/Core/functors/UnaryFunctors.h | 16 ----------------
 1 file changed, 16 deletions(-)

(limited to 'Eigen/src/Core/functors')

diff --git a/Eigen/src/Core/functors/UnaryFunctors.h b/Eigen/src/Core/functors/UnaryFunctors.h
index c037576dc..8c0ed8481 100644
--- a/Eigen/src/Core/functors/UnaryFunctors.h
+++ b/Eigen/src/Core/functors/UnaryFunctors.h
@@ -395,22 +395,6 @@ template<typename Scalar>
 struct functor_traits<scalar_log10_op<Scalar> >
 { enum { Cost = 5 * NumTraits<Scalar>::MulCost, PacketAccess = packet_traits<Scalar>::HasLog10 }; };
 
-/** \internal
-  *
-  * \brief Template functor to compute the base-2 logarithm of a scalar
-  *
-  * \sa class CwiseUnaryOp, Cwise::log2()
-  */
-template<typename Scalar> struct scalar_log2_op {
-  EIGEN_EMPTY_STRUCT_CTOR(scalar_log2_op)
-  EIGEN_DEVICE_FUNC inline const Scalar operator() (const Scalar& a) const { return Scalar(M_LOG2E) * std::log(a); }
-  template <typename Packet>
-  EIGEN_DEVICE_FUNC inline Packet packetOp(const Packet& a) const { return internal::plog2(a); }
-};
-template<typename Scalar>
-struct functor_traits<scalar_log2_op<Scalar> >
-{ enum { Cost = 5 * NumTraits<Scalar>::MulCost, PacketAccess = packet_traits<Scalar>::HasLog }; };
-
 /** \internal
   * \brief Template functor to compute the square root of a scalar
   * \sa class CwiseUnaryOp, Cwise::sqrt()
-- 
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