From cad876d54273e6f3f9cb3ff575da1c45ef5410c6 Mon Sep 17 00:00:00 2001
From: Victor Stinner <victor.stinner@gmail.com>
Date: Mon, 18 Nov 2013 01:09:51 +0100
Subject: [PATCH] Fix a compiler warning on Windows 64-bit in parsetok.c

Python parser doesn't support lines longer than INT_MAX bytes yet
---
 Parser/parsetok.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Parser/parsetok.c b/Parser/parsetok.c
index b4957b85126..629dee565cd 100644
--- a/Parser/parsetok.c
+++ b/Parser/parsetok.c
@@ -254,7 +254,8 @@ parsetok(struct tok_state *tok, grammar *g, int start, perrdetail *err_ret,
         }
 #endif
         if (a >= tok->line_start)
-            col_offset = a - tok->line_start;
+            col_offset = Py_SAFE_DOWNCAST(a - tok->line_start,
+                                          Py_intptr_t, int);
         else
             col_offset = -1;