diff --git a/Eigen/src/Core/arch/AVX/Complex.h b/Eigen/src/Core/arch/AVX/Complex.h
index 3abb5bd45..cd90496d5 100644
--- a/Eigen/src/Core/arch/AVX/Complex.h
+++ b/Eigen/src/Core/arch/AVX/Complex.h
@@ -33,7 +33,6 @@ template<> struct packet_traits<std::complex<float> >  : default_packet_traits
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = 4,
-    HasHalfPacket = 1,
 
     HasAdd    = 1,
     HasSub    = 1,
@@ -201,7 +200,6 @@ template<> struct packet_traits<std::complex<double> >  : default_packet_traits
     Vectorizable = 1,
     AlignedOnScalar = 0,
     size = 2,
-    HasHalfPacket = 1,
 
     HasAdd    = 1,
     HasSub    = 1,
diff --git a/Eigen/src/Core/arch/AVX/PacketMath.h b/Eigen/src/Core/arch/AVX/PacketMath.h
index c5e1cc08b..af4742b22 100644
--- a/Eigen/src/Core/arch/AVX/PacketMath.h
+++ b/Eigen/src/Core/arch/AVX/PacketMath.h
@@ -66,7 +66,6 @@ template<> struct packet_traits<float>  : default_packet_traits
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = 8,
-    HasHalfPacket = 1,
 
     HasCmp  = 1,
     HasDiv = 1,
@@ -102,7 +101,6 @@ template<> struct packet_traits<double> : default_packet_traits
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size=4,
-    HasHalfPacket = 1,
 
     HasCmp  = 1,
     HasDiv  = 1,
@@ -128,7 +126,6 @@ struct packet_traits<Eigen::half> : default_packet_traits {
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = 8,
-    HasHalfPacket = 0,
 
     HasCmp    = 1,
     HasAdd    = 1,
@@ -172,7 +169,6 @@ struct packet_traits<bfloat16> : default_packet_traits {
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = 8,
-    HasHalfPacket = 0,
 
     HasCmp = 1,
     HasAdd = 1,
@@ -873,6 +869,9 @@ template<> EIGEN_STRONG_INLINE Packet4d pround<Packet4d>(const Packet4d& a)
 
 template<> EIGEN_STRONG_INLINE Packet8f pselect<Packet8f>(const Packet8f& mask, const Packet8f& a, const Packet8f& b)
 { return _mm256_blendv_ps(b,a,mask); }
+template<> EIGEN_STRONG_INLINE Packet8i pselect<Packet8i>(const Packet8i& mask, const Packet8i& a, const Packet8i& b)
+{ return _mm256_castps_si256(_mm256_blendv_ps(_mm256_castsi256_ps(b), _mm256_castsi256_ps(a), _mm256_castsi256_ps(mask))); }
+
 template<> EIGEN_STRONG_INLINE Packet4d pselect<Packet4d>(const Packet4d& mask, const Packet4d& a, const Packet4d& b)
 { return _mm256_blendv_pd(b,a,mask); }
 
diff --git a/Eigen/src/Core/arch/AVX512/Complex.h b/Eigen/src/Core/arch/AVX512/Complex.h
index 6d8ee2bcd..0372e95dc 100644
--- a/Eigen/src/Core/arch/AVX512/Complex.h
+++ b/Eigen/src/Core/arch/AVX512/Complex.h
@@ -32,7 +32,6 @@ template<> struct packet_traits<std::complex<float> >  : default_packet_traits
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = 8,
-    HasHalfPacket = 1,
 
     HasAdd    = 1,
     HasSub    = 1,
@@ -185,7 +184,6 @@ template<> struct packet_traits<std::complex<double> >  : default_packet_traits
     Vectorizable = 1,
     AlignedOnScalar = 0,
     size = 4,
-    HasHalfPacket = 1,
 
     HasAdd    = 1,
     HasSub    = 1,
diff --git a/Eigen/src/Core/arch/AVX512/PacketMath.h b/Eigen/src/Core/arch/AVX512/PacketMath.h
index c68c04140..129a68cf5 100644
--- a/Eigen/src/Core/arch/AVX512/PacketMath.h
+++ b/Eigen/src/Core/arch/AVX512/PacketMath.h
@@ -63,7 +63,6 @@ struct packet_traits<half> : default_packet_traits {
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = 16,
-    HasHalfPacket = 1,
 
     HasCmp    = 1,
     HasAdd    = 1,
@@ -89,7 +88,7 @@ struct packet_traits<half> : default_packet_traits {
     HasCos    = EIGEN_FAST_MATH,
     HasTanh   = EIGEN_FAST_MATH,
     HasErf    = EIGEN_FAST_MATH,
-    HasBlend = 0,
+    HasBlend  = 0,
     HasRound  = 1,
     HasFloor  = 1,
     HasCeil   = 1,
@@ -106,13 +105,12 @@ template<> struct packet_traits<float>  : default_packet_traits
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = 16,
-    HasHalfPacket = 1,
 
     HasAbs = 1,
-    HasMin    = 1,
-    HasMax    = 1,
-    HasConj   = 1,
-    HasBlend = 0,
+    HasMin   = 1,
+    HasMax   = 1,
+    HasConj  = 1,
+    HasBlend = 1,
     HasSin = EIGEN_FAST_MATH,
     HasCos = EIGEN_FAST_MATH,
     HasACos = 1,
@@ -146,7 +144,7 @@ template<> struct packet_traits<double> : default_packet_traits
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = 8,
-    HasHalfPacket = 1,
+    HasBlend = 1,
     HasSqrt = 1,
     HasRsqrt = 1,
     HasLog  = 1,
@@ -168,6 +166,7 @@ template<> struct packet_traits<int> : default_packet_traits
   enum {
     Vectorizable = 1,
     AlignedOnScalar = 1,
+    HasBlend = 0,
     HasCmp = 1,
     HasDiv = 1,
     size=16
@@ -455,11 +454,18 @@ template <>
 EIGEN_DEVICE_FUNC inline Packet16f pselect(const Packet16f& mask,
                                            const Packet16f& a,
                                            const Packet16f& b) {
-  __mmask16 mask16 = _mm512_cmp_epi32_mask(
-      _mm512_castps_si512(mask), _mm512_setzero_epi32(), _MM_CMPINT_EQ);
+  __mmask16 mask16 = _mm512_cmpeq_epi32_mask(_mm512_castps_si512(mask), _mm512_setzero_epi32());
   return _mm512_mask_blend_ps(mask16, a, b);
 }
 
+template <>
+EIGEN_DEVICE_FUNC inline Packet16i pselect(const Packet16i& mask,
+                                           const Packet16i& a,
+                                           const Packet16i& b) {
+  __mmask16 mask16 = _mm512_cmpeq_epi32_mask(mask, _mm512_setzero_epi32());
+  return _mm512_mask_blend_epi32(mask16, a, b);
+}
+
 template <>
 EIGEN_DEVICE_FUNC inline Packet8d pselect(const Packet8d& mask,
                                           const Packet8d& a,
@@ -1847,11 +1853,16 @@ EIGEN_DEVICE_FUNC inline void ptranspose(PacketBlock<Packet16i, 4>& kernel) {
 }
 
 template <>
-EIGEN_STRONG_INLINE Packet16f pblend(const Selector<16>& /*ifPacket*/,
-                                     const Packet16f& /*thenPacket*/,
-                                     const Packet16f& /*elsePacket*/) {
-  eigen_assert(false && "To be implemented");
-  return Packet16f();
+EIGEN_STRONG_INLINE Packet16f pblend(const Selector<16>& ifPacket,
+                                     const Packet16f& thenPacket,
+                                     const Packet16f& elsePacket) {
+  __mmask16 m = (ifPacket.select[0]) | (ifPacket.select[1] << 1) | (ifPacket.select[2] << 2) |
+                (ifPacket.select[3] << 3) | (ifPacket.select[4] << 4) | (ifPacket.select[5] << 5) |
+                (ifPacket.select[6] << 6) | (ifPacket.select[7] << 7) | (ifPacket.select[8] << 8) |
+                (ifPacket.select[9] << 9) | (ifPacket.select[10] << 10) | (ifPacket.select[11] << 11) |
+                (ifPacket.select[12] << 12) | (ifPacket.select[13] << 13) | (ifPacket.select[14] << 14) |
+                (ifPacket.select[15] << 15);
+  return _mm512_mask_blend_ps(m, elsePacket, thenPacket);
 }
 template <>
 EIGEN_STRONG_INLINE Packet8d pblend(const Selector<8>& ifPacket,
@@ -2295,7 +2306,6 @@ struct packet_traits<bfloat16> : default_packet_traits {
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = 16,
-    HasHalfPacket = 1,
     HasBlend = 0,
     HasInsert = 1,
     HasSin = EIGEN_FAST_MATH,
diff --git a/Eigen/src/Core/arch/AltiVec/Complex.h b/Eigen/src/Core/arch/AltiVec/Complex.h
index e448bb657..69cc0689f 100644
--- a/Eigen/src/Core/arch/AltiVec/Complex.h
+++ b/Eigen/src/Core/arch/AltiVec/Complex.h
@@ -91,7 +91,6 @@ template<> struct packet_traits<std::complex<float> >  : default_packet_traits
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = 2,
-    HasHalfPacket = 0,
 
     HasAdd    = 1,
     HasSub    = 1,
@@ -360,7 +359,6 @@ template<> struct packet_traits<std::complex<double> >  : default_packet_traits
     Vectorizable = 1,
     AlignedOnScalar = 0,
     size = 1,
-    HasHalfPacket = 0,
 
     HasAdd    = 1,
     HasSub    = 1,
diff --git a/Eigen/src/Core/arch/AltiVec/PacketMath.h b/Eigen/src/Core/arch/AltiVec/PacketMath.h
index e443a63ed..d477ab721 100644
--- a/Eigen/src/Core/arch/AltiVec/PacketMath.h
+++ b/Eigen/src/Core/arch/AltiVec/PacketMath.h
@@ -157,7 +157,6 @@ struct packet_traits<float> : default_packet_traits {
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = 4,
-    HasHalfPacket = 1,
 
     HasAdd = 1,
     HasSub = 1,
@@ -206,7 +205,6 @@ struct packet_traits<bfloat16> : default_packet_traits {
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = 8,
-    HasHalfPacket = 0,
 
     HasAdd = 1,
     HasSub = 1,
@@ -250,7 +248,6 @@ struct packet_traits<int> : default_packet_traits {
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = 4,
-    HasHalfPacket = 0,
 
     HasAdd   = 1,
     HasSub   = 1,
@@ -274,7 +271,6 @@ struct packet_traits<short int> : default_packet_traits {
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = 8,
-    HasHalfPacket = 0,
 
     HasAdd  = 1,
     HasSub  = 1,
@@ -293,7 +289,6 @@ struct packet_traits<unsigned short int> : default_packet_traits {
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = 8,
-    HasHalfPacket = 0,
 
     HasAdd  = 1,
     HasSub  = 1,
@@ -312,7 +307,6 @@ struct packet_traits<signed char> : default_packet_traits {
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = 16,
-    HasHalfPacket = 0,
 
     HasAdd  = 1,
     HasSub  = 1,
@@ -331,7 +325,6 @@ struct packet_traits<unsigned char> : default_packet_traits {
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = 16,
-    HasHalfPacket = 0,
 
     HasAdd  = 1,
     HasSub  = 1,
@@ -2710,7 +2703,6 @@ template<> struct packet_traits<double> : default_packet_traits
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size=2,
-    HasHalfPacket = 1,
 
     HasAdd  = 1,
     HasSub  = 1,
diff --git a/Eigen/src/Core/arch/GPU/PacketMath.h b/Eigen/src/Core/arch/GPU/PacketMath.h
index 17dd8fb51..a04c5634d 100644
--- a/Eigen/src/Core/arch/GPU/PacketMath.h
+++ b/Eigen/src/Core/arch/GPU/PacketMath.h
@@ -46,7 +46,6 @@ template<> struct packet_traits<float> : default_packet_traits
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size=4,
-    HasHalfPacket = 0,
 
     HasDiv  = 1,
     HasSin  = 0,
@@ -82,7 +81,6 @@ template<> struct packet_traits<double> : default_packet_traits
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size=2,
-    HasHalfPacket = 0,
 
     HasDiv  = 1,
     HasLog  = 1,
@@ -534,7 +532,6 @@ template<> struct packet_traits<Eigen::half> : default_packet_traits
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size=8,
-    HasHalfPacket = 0,
     HasAdd    = 1,
     HasSub    = 1,
     HasMul    = 1,
diff --git a/Eigen/src/Core/arch/MSA/Complex.h b/Eigen/src/Core/arch/MSA/Complex.h
index b11a9b402..83239c0a7 100644
--- a/Eigen/src/Core/arch/MSA/Complex.h
+++ b/Eigen/src/Core/arch/MSA/Complex.h
@@ -107,7 +107,6 @@ struct packet_traits<std::complex<float> > : default_packet_traits {
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = 2,
-    HasHalfPacket = 0,
 
     HasAdd = 1,
     HasSub = 1,
@@ -422,7 +421,6 @@ struct packet_traits<std::complex<double> > : default_packet_traits {
     Vectorizable = 1,
     AlignedOnScalar = 0,
     size = 1,
-    HasHalfPacket = 0,
 
     HasAdd = 1,
     HasSub = 1,
diff --git a/Eigen/src/Core/arch/MSA/PacketMath.h b/Eigen/src/Core/arch/MSA/PacketMath.h
index f03dbedae..4e6bcdf41 100644
--- a/Eigen/src/Core/arch/MSA/PacketMath.h
+++ b/Eigen/src/Core/arch/MSA/PacketMath.h
@@ -80,7 +80,6 @@ struct packet_traits<float> : default_packet_traits {
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = 4,
-    HasHalfPacket = 0,  // Packet2f intrinsics not implemented yet
     // FIXME check the Has*
     HasDiv = 1,
     HasSin = EIGEN_FAST_MATH,
@@ -106,7 +105,6 @@ struct packet_traits<int32_t> : default_packet_traits {
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = 4,
-    HasHalfPacket = 0,  // Packet2i intrinsics not implemented yet
     // FIXME check the Has*
     HasDiv = 1,
     HasBlend = 1
@@ -850,7 +848,6 @@ struct packet_traits<double> : default_packet_traits {
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = 2,
-    HasHalfPacket = 0,
     // FIXME check the Has*
     HasDiv = 1,
     HasExp = 1,
diff --git a/Eigen/src/Core/arch/NEON/Complex.h b/Eigen/src/Core/arch/NEON/Complex.h
index e4363607f..97f41169b 100644
--- a/Eigen/src/Core/arch/NEON/Complex.h
+++ b/Eigen/src/Core/arch/NEON/Complex.h
@@ -59,7 +59,6 @@ template<> struct packet_traits<std::complex<float> > : default_packet_traits
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = 2,
-    HasHalfPacket = 1,
 
     HasAdd       = 1,
     HasSub       = 1,
@@ -400,7 +399,6 @@ template<> struct packet_traits<std::complex<double> >  : default_packet_traits
     Vectorizable = 1,
     AlignedOnScalar = 0,
     size = 1,
-    HasHalfPacket = 0,
 
     HasAdd    = 1,
     HasSub    = 1,
diff --git a/Eigen/src/Core/arch/NEON/PacketMath.h b/Eigen/src/Core/arch/NEON/PacketMath.h
index fac021948..e52e3fb9a 100644
--- a/Eigen/src/Core/arch/NEON/PacketMath.h
+++ b/Eigen/src/Core/arch/NEON/PacketMath.h
@@ -187,7 +187,6 @@ struct packet_traits<float> : default_packet_traits
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = 4,
-    HasHalfPacket = 1,
 
     HasCmp       = 1,
     HasAdd       = 1,
@@ -237,7 +236,6 @@ struct packet_traits<int8_t> : default_packet_traits
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = 16,
-    HasHalfPacket = 1,
 
     HasCmp       = 1,
     HasAdd       = 1,
@@ -267,7 +265,6 @@ struct packet_traits<uint8_t> : default_packet_traits
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = 16,
-    HasHalfPacket = 1,
 
     HasCmp       = 1,
     HasAdd       = 1,
@@ -299,7 +296,6 @@ struct packet_traits<int16_t> : default_packet_traits
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = 8,
-    HasHalfPacket = 1,
 
     HasCmp       = 1,
     HasAdd       = 1,
@@ -329,7 +325,6 @@ struct packet_traits<uint16_t> : default_packet_traits
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = 8,
-    HasHalfPacket = 1,
 
     HasCmp       = 1,
     HasAdd       = 1,
@@ -360,7 +355,6 @@ struct packet_traits<int32_t> : default_packet_traits
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = 4,
-    HasHalfPacket = 1,
 
     HasCmp       = 1,
     HasAdd       = 1,
@@ -390,7 +384,6 @@ struct packet_traits<uint32_t> : default_packet_traits
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = 4,
-    HasHalfPacket = 1,
 
     HasCmp       = 1,
     HasAdd       = 1,
@@ -422,7 +415,6 @@ struct packet_traits<int64_t> : default_packet_traits
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = 2,
-    HasHalfPacket = 0,
 
     HasCmp       = 1,
     HasAdd       = 1,
@@ -452,7 +444,6 @@ struct packet_traits<uint64_t> : default_packet_traits
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = 2,
-    HasHalfPacket = 0,
 
     HasCmp       = 1,
     HasAdd       = 1,
@@ -3410,7 +3401,6 @@ template<> struct packet_traits<bfloat16> : default_packet_traits
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = 4,
-    HasHalfPacket = 0,
 
     HasCmp       = 1,
     HasAdd       = 1,
@@ -3784,7 +3774,6 @@ template<> struct packet_traits<double>  : default_packet_traits
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = 2,
-    HasHalfPacket = 0,
 
     HasCmp       = 1,
     HasAdd       = 1,
@@ -4027,7 +4016,6 @@ struct packet_traits<Eigen::half> : default_packet_traits {
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = 8,
-    HasHalfPacket = 1,
 
     HasCmp = 1,
     HasCast = 1,
diff --git a/Eigen/src/Core/arch/SSE/Complex.h b/Eigen/src/Core/arch/SSE/Complex.h
index 60308ce24..366daa757 100644
--- a/Eigen/src/Core/arch/SSE/Complex.h
+++ b/Eigen/src/Core/arch/SSE/Complex.h
@@ -35,7 +35,6 @@ template<> struct packet_traits<std::complex<float> >  : default_packet_traits
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = 2,
-    HasHalfPacket = 0,
 
     HasAdd    = 1,
     HasSub    = 1,
@@ -185,7 +184,6 @@ template<> struct packet_traits<std::complex<double> >  : default_packet_traits
     Vectorizable = 1,
     AlignedOnScalar = 0,
     size = 1,
-    HasHalfPacket = 0,
 
     HasAdd    = 1,
     HasSub    = 1,
diff --git a/Eigen/src/Core/arch/SSE/PacketMath.h b/Eigen/src/Core/arch/SSE/PacketMath.h
index 7d608bbb4..499c16bed 100644
--- a/Eigen/src/Core/arch/SSE/PacketMath.h
+++ b/Eigen/src/Core/arch/SSE/PacketMath.h
@@ -132,7 +132,6 @@ struct packet_traits<float> : default_packet_traits {
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = 4,
-    HasHalfPacket = 0,
 
     HasCmp  = 1,
     HasDiv = 1,
@@ -171,7 +170,6 @@ struct packet_traits<double> : default_packet_traits {
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size=2,
-    HasHalfPacket = 0,
 
     HasCmp  = 1,
     HasDiv  = 1,
@@ -212,7 +210,6 @@ template<> struct packet_traits<bool> : default_packet_traits
   enum {
     Vectorizable = 1,
     AlignedOnScalar = 1,
-    HasHalfPacket = 0,
     size=16,
     
     HasAdd       = 1,
@@ -1478,7 +1475,6 @@ struct packet_traits<Eigen::half> : default_packet_traits {
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = 4,
-    HasHalfPacket = 0,
     HasAdd    = 1,
     HasSub    = 1,
     HasMul    = 1,
diff --git a/Eigen/src/Core/arch/SVE/PacketMath.h b/Eigen/src/Core/arch/SVE/PacketMath.h
index 9c106b393..a2f292fc1 100644
--- a/Eigen/src/Core/arch/SVE/PacketMath.h
+++ b/Eigen/src/Core/arch/SVE/PacketMath.h
@@ -42,7 +42,6 @@ struct packet_traits<numext::int32_t> : default_packet_traits {
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = sve_packet_size_selector<numext::int32_t, EIGEN_ARM64_SVE_VL>::size,
-    HasHalfPacket = 0,
 
     HasAdd = 1,
     HasSub = 1,
@@ -377,7 +376,6 @@ struct packet_traits<float> : default_packet_traits {
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = sve_packet_size_selector<float, EIGEN_ARM64_SVE_VL>::size,
-    HasHalfPacket = 0,
 
     HasAdd = 1,
     HasSub = 1,
diff --git a/Eigen/src/Core/arch/ZVector/Complex.h b/Eigen/src/Core/arch/ZVector/Complex.h
index df5c8d441..7f22e5cae 100644
--- a/Eigen/src/Core/arch/ZVector/Complex.h
+++ b/Eigen/src/Core/arch/ZVector/Complex.h
@@ -53,7 +53,6 @@ template<> struct packet_traits<std::complex<float> >  : default_packet_traits
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = 2,
-    HasHalfPacket = 0,
 
     HasAdd    = 1,
     HasSub    = 1,
@@ -78,7 +77,6 @@ template<> struct packet_traits<std::complex<double> >  : default_packet_traits
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = 1,
-    HasHalfPacket = 0,
 
     HasAdd    = 1,
     HasSub    = 1,
diff --git a/Eigen/src/Core/arch/ZVector/PacketMath.h b/Eigen/src/Core/arch/ZVector/PacketMath.h
index 26b6f0dd7..892e3a1be 100644
--- a/Eigen/src/Core/arch/ZVector/PacketMath.h
+++ b/Eigen/src/Core/arch/ZVector/PacketMath.h
@@ -160,7 +160,6 @@ template<> struct packet_traits<int>    : default_packet_traits
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = 4,
-    HasHalfPacket = 0,
 
     HasAdd  = 1,
     HasSub  = 1,
@@ -178,7 +177,6 @@ struct packet_traits<float> : default_packet_traits {
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size = 4,
-    HasHalfPacket = 0,
 
     HasAdd = 1,
     HasSub = 1,
@@ -211,7 +209,6 @@ template<> struct packet_traits<double> : default_packet_traits
     Vectorizable = 1,
     AlignedOnScalar = 1,
     size=2,
-    HasHalfPacket = 1,
 
     HasAdd  = 1,
     HasSub  = 1,
diff --git a/unsupported/Eigen/CXX11/src/Tensor/TensorMeta.h b/unsupported/Eigen/CXX11/src/Tensor/TensorMeta.h
index 839ff6966..5174d8ddf 100644
--- a/unsupported/Eigen/CXX11/src/Tensor/TensorMeta.h
+++ b/unsupported/Eigen/CXX11/src/Tensor/TensorMeta.h
@@ -166,7 +166,6 @@ struct PacketType<Scalar, SyclDevice> : internal::default_packet_traits {
     Vectorizable = 0,
     size = 1,
     AlignedOnScalar = 0,
-    HasHalfPacket = 0
   };
   enum {
     HasAdd    = 0,