From 1d8f3f451c45d01703f933a93766ecaff8018675 Mon Sep 17 00:00:00 2001
From: Antoine Pitrou <solipsis@pitrou.net>
Date: Tue, 15 Nov 2011 20:40:55 +0100
Subject: [PATCH] Fix regression under Windows following b75b41237380 (from
 issue #13392)

---
 Python/import.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Python/import.c b/Python/import.c
index 3c3e504e284..64197d7a48e 100644
--- a/Python/import.c
+++ b/Python/import.c
@@ -1267,6 +1267,11 @@ write_compiled_module(PyCodeObject *co, PyObject *cpathname,
         PyErr_Clear();
         return;
     }
+    if (PyUnicode_CopyCharacters(cpathname_tmp, 0,
+                                 cpathname, 0, cpathname_len) < 0) {
+        PyErr_Clear();
+        return;
+    }
     PyUnicode_WriteChar(cpathname_tmp, cpathname_len + 0, '.');
     PyUnicode_WriteChar(cpathname_tmp, cpathname_len + 1, 't');
     PyUnicode_WriteChar(cpathname_tmp, cpathname_len + 2, 'm');