fix memset optimization for std::complex types
diff --git a/Eigen/src/Core/Fill.h b/Eigen/src/Core/Fill.h
index 3b0af91..9d4ecd4 100644
--- a/Eigen/src/Core/Fill.h
+++ b/Eigen/src/Core/Fill.h
@@ -92,7 +92,8 @@
template <typename Xpr>
struct eigen_memset_helper {
- static constexpr bool value = std::is_trivial<typename Xpr::Scalar>::value && eigen_fill_helper<Xpr>::value;
+ static constexpr bool value =
+ std::is_trivially_copyable<typename Xpr::Scalar>::value && eigen_fill_helper<Xpr>::value;
};
template <typename Xpr>
