From 5ae4f49f4a6abe2a18febf69fb13a9e4c08e3ec6 Mon Sep 17 00:00:00 2001
From: Serhiy Storchaka <storchaka@gmail.com>
Date: Tue, 27 Sep 2016 22:03:51 +0300
Subject: Issue #20947: Fixed a gcc warning with -Wstrict-overflow.

---
 Modules/_posixsubprocess.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Modules/_posixsubprocess.c b/Modules/_posixsubprocess.c
index 8bedab5..c0240e2 100644
--- a/Modules/_posixsubprocess.c
+++ b/Modules/_posixsubprocess.c
@@ -522,7 +522,7 @@ error:
         char *cur;
         _Py_write_noraise(errpipe_write, "OSError:", 8);
         cur = hex_errno + sizeof(hex_errno);
-        while (saved_errno != 0 && cur > hex_errno) {
+        while (saved_errno != 0 && cur != hex_errno) {
             *--cur = Py_hexdigits[saved_errno % 16];
             saved_errno /= 16;
         }
-- 
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