From: Victor Stinner <victor.stinner@gmail.com>
Date: Tue, 12 Dec 2017 22:29:28 +0000 (+0100)
Subject: import.c: Fix a GCC warning (#4822)
X-Git-Tag: v3.7.0a4~160
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=d233796f7d444c67fe51b7dd9521d548e650286f;p=python

import.c: Fix a GCC warning (#4822)

Fix the warning:

Python/import.c: warning: comparison between signed and unsigned integer expressions
     if ((i + n + 1) <= PY_SSIZE_T_MAX / sizeof(struct _inittab)) {
---

diff --git a/Python/import.c b/Python/import.c
index 892f3d1c6e..d5dad1a6a3 100644
--- a/Python/import.c
+++ b/Python/import.c
@@ -2308,7 +2308,7 @@ PyImport_ExtendInittab(struct _inittab *newtab)
     _PyMem_SetDefaultAllocator(PYMEM_DOMAIN_RAW, &old_alloc);
 
     /* Allocate new memory for the combined table */
-    if ((i + n + 1) <= PY_SSIZE_T_MAX / sizeof(struct _inittab)) {
+    if ((i + n + 1) <= PY_SSIZE_T_MAX / (Py_ssize_t)sizeof(struct _inittab)) {
         size_t size = sizeof(struct _inittab) * (i + n + 1);
         p = PyMem_RawRealloc(inittab_copy, size);
     }