[3.9] bpo-40939: Deprecate PyNode_Compile (GH-21036)

Automerge-Triggered-By: @pablogsal

Doc/whatsnew/3.9.rst

@@ -705,9 +705,9 @@ Deprecated
   stage, using the :mod:`ast` module.
 
 * The Public C API functions :c:func:`PyParser_SimpleParseStringFlags`,
-  :c:func:`PyParser_SimpleParseStringFlagsFilename` and
-  :c:func:`PyParser_SimpleParseFileFlags` are deprecated and will be removed
-  in Python 3.10 together with the old parser.
+  :c:func:`PyParser_SimpleParseStringFlagsFilename`,
+  :c:func:`PyParser_SimpleParseFileFlags` and :c:func:`PyNode_Compile`
+  are deprecated and will be removed in Python 3.10 together with the old parser.
 
 * Using :data:`NotImplemented` in a boolean context has been deprecated,
   as it is almost exclusively the result of incorrect rich comparator

Include/compile.h

@@ -9,6 +9,9 @@ extern "C" {
 
 /* Public interface */
 struct _node; /* Declare the existence of this type */
+#ifndef Py_BUILD_CORE
+Py_DEPRECATED(3.9)
+#endif
 PyAPI_FUNC(PyCodeObject *) PyNode_Compile(struct _node *, const char *);
 /* XXX (ncoghlan): Unprefixed type name in a public API! */
 

Misc/NEWS.d/next/Core and Builtins/2020-06-21-23-48-12.bpo-40939.RjLl6C.rst

@@ -0,0 +1 @@
+Deprecate :c:func:`PyNode_Compile`.