Update FindComputeCpp.cmake to fix build problems on Windows

- Use standard types in SYCL/PacketMath.h to avoid compilation problems on Windows
- Add EIGEN_HAS_CONSTEXPR to cxx11_tensor_argmax_sycl.cpp to fix build problems on Windows

1 files changed, 2 insertions, 2 deletions

diff --git a/Eigen/src/Core/arch/SYCL/PacketMath.h b/Eigen/src/Core/arch/SYCL/PacketMath.h
index b11b5af9d..87badc076 100644
--- a/Eigen/src/Core/arch/SYCL/PacketMath.h
+++ b/Eigen/src/Core/arch/SYCL/PacketMath.h
@@ -514,11 +514,11 @@ SYCL_PCMP(eq, cl::sycl::cl_double2)
 template <typename T> struct convert_to_integer;
 
 template <> struct convert_to_integer<float> {
-  using type = int;
+  using type = std::int32_t;
   using packet_type = cl::sycl::cl_int4;
 };
 template <> struct convert_to_integer<double> {
-  using type = long;
+  using type = std::int64_t;
   using packet_type = cl::sycl::cl_long2;
 };