core: move EIGENPY_DEFAULT_ALIGN_BYTES to a common place

Author: jcarpent

include/eigenpy/fwd.hpp

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 CNRS INRIA
+ * Copyright 2014-2023 CNRS INRIA
  */
 
 #ifndef __eigenpy_fwd_hpp__
@@ -28,6 +28,8 @@
 #define EIGENPY_DEFAULT_ALIGNMENT_VALUE Eigen::Aligned
 #endif
 
+#define EIGENPY_DEFAULT_ALIGN_BYTES EIGEN_DEFAULT_ALIGN_BYTES
+
 #define EIGENPY_NO_ALIGNMENT_VALUE Eigen::Unaligned
 
 #define EIGENPY_UNUSED_VARIABLE(var) (void)(var)

include/eigenpy/memory.hpp

@@ -15,12 +15,6 @@ static inline void _Py_SET_SIZE(PyVarObject* ob, Py_ssize_t size) {
 #define Py_SET_SIZE(ob, size) _Py_SET_SIZE((PyVarObject*)(ob), size)
 #endif
 
-#if EIGEN_DEFAULT_ALIGN_BYTES > 16
-#define EIGENPY_DEFAULT_ALIGN_BYTES EIGEN_DEFAULT_ALIGN_BYTES
-#else
-#define EIGENPY_DEFAULT_ALIGN_BYTES 16
-#endif
-
 /**
  * This section contains a convenience MACRO which allows an easy specialization
  * of Boost Python Object allocator for struct data types containing Eigen