diff --git a/Eigen/src/Core/DenseBase.h b/Eigen/src/Core/DenseBase.h
index 5ab54efa3..8c8ca7347 100644
--- a/Eigen/src/Core/DenseBase.h
+++ b/Eigen/src/Core/DenseBase.h
@@ -621,17 +621,19 @@ class DenseBase
  protected:
   EIGEN_DEFAULT_COPY_CONSTRUCTOR(DenseBase)
   /** Default constructor. Do nothing. */
+#ifdef EIGEN_INTERNAL_DEBUGGING
   EIGEN_DEVICE_FUNC constexpr DenseBase() {
     /* Just checks for self-consistency of the flags.
      * Only do it when debugging Eigen, as this borders on paranoia and could slow compilation down
      */
-#ifdef EIGEN_INTERNAL_DEBUGGING
     EIGEN_STATIC_ASSERT(
         (internal::check_implication(MaxRowsAtCompileTime == 1 && MaxColsAtCompileTime != 1, int(IsRowMajor)) &&
          internal::check_implication(MaxColsAtCompileTime == 1 && MaxRowsAtCompileTime != 1, int(!IsRowMajor))),
         INVALID_STORAGE_ORDER_FOR_THIS_VECTOR_EXPRESSION)
-#endif
   }
+#else
+  EIGEN_DEVICE_FUNC constexpr DenseBase() = default;
+#endif
 
  private:
   EIGEN_DEVICE_FUNC explicit DenseBase(int);
diff --git a/test/constexpr.cpp b/test/constexpr.cpp
index ee154f8c1..9fdf4478a 100644
--- a/test/constexpr.cpp
+++ b/test/constexpr.cpp
@@ -7,6 +7,7 @@
 // Public License v. 2.0. If a copy of the MPL was not distributed
 // with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
+#define EIGEN_TESTING_CONSTEXPR
 #include "main.h"
 
 EIGEN_DECLARE_TEST(constexpr) {
diff --git a/test/main.h b/test/main.h
index 2e849f0fe..d12edfdff 100644
--- a/test/main.h
+++ b/test/main.h
@@ -336,7 +336,9 @@ static std::vector<std::string> eigen_assert_list;
 
 #endif  // EIGEN_NO_ASSERTION_CHECKING
 
+#ifndef EIGEN_TESTING_CONSTEXPR
 #define EIGEN_INTERNAL_DEBUGGING
+#endif
 #include <Eigen/QR>  // required for createRandomPIMatrixOfRank and generateRandomMatrixSvs
 
 inline void verify_impl(bool condition, const char* testname, const char* file, int line,