WIP edit on debugging.

Author: paulross

doc/sphinx/source/debugging/debug_python.rst

@@ -86,6 +86,21 @@ Macro Description Must
  See: :ref:`debug-version-of-python-memory_alloc-label`
 =================== ======================================================= ==============
 
+
+.. list-table:: Debug Macros
+ :widths: 20 70 10
+ :header-rows: 1
+
+ * - Macro
+ - Description
+ - Rebuild EXT?
+ * - ``Py_DEBUG``
+ - A standard debug build. ``Py_DEBUG`` sets ``LLTRACE``, ``Py_REF_DEBUG``, ``Py_TRACE_REFS``, and
+ ``PYMALLOC_DEBUG`` (if ``WITH_PYMALLOC`` is enabled).
+ - Yes
+
+
+
 Here is the description of other debug macros that are set by one of the macros above:
 
 =================== =======================================================