SPDX-FileCopyrightText: 2022 Samuel Tyler <samuel@samuelt.me>

SPDX-License-Identifier: PSF-2.0

There is a cycle in the build process. graminit.h requires
parsetok.c to be built, but graminit.h is included in parsetok.c.
Luckily the cycle can be broken by just NOP-ing the logic from
graminit.h.

We apply this patch before regen-ing graminit.h and revert it
afterward.

--- Python-2.5.6/Parser/parsetok.c	2022-10-09 20:22:15.431229996 +1100
+++ Python-2.5.6/Parser/parsetok.c	2022-10-09 20:22:57.981822483 +1100
@@ -8,7 +8,6 @@
 #include "parser.h"
 #include "parsetok.h"
 #include "errcode.h"
-#include "graminit.h"
 
 int Py_TabcheckFlag;
 
@@ -239,7 +238,7 @@
 			err_ret->text = text;
 		}
 	} else if (tok->encoding != NULL) {
-		node* r = PyNode_New(encoding_decl);
+		node* r = NULL;
 		if (!r) {
 			err_ret->error = E_NOMEM;
 			n = NULL;
