Core: avoid throwing assert in noexcept variable_if_dynamic

libeigen/eigen!2637

Eigen/src/Core/util/XprHelper.h

diff --git a/Eigen/src/Core/util/XprHelper.h b/Eigen/src/Core/util/XprHelper.h
index 5858e5b..0b3e51d 100644
--- a/Eigen/src/Core/util/XprHelper.h
+++ b/Eigen/src/Core/util/XprHelper.h
@@ -146,7 +146,7 @@
  public:
   EIGEN_DEVICE_FUNC constexpr EIGEN_STRONG_INLINE explicit variable_if_dynamic(T v) noexcept {
     EIGEN_ONLY_USED_FOR_DEBUG(v);
-    eigen_assert(v == T(Value));
+    eigen_plain_assert(v == T(Value));
   }
   EIGEN_DEVICE_FUNC static constexpr T value() { return T(Value); }
   EIGEN_DEVICE_FUNC constexpr operator T() const { return T(Value); }