From dfb9ef13575bcc457544b408fc4e5eca3c5ed9b1 Mon Sep 17 00:00:00 2001
From: Christian Heimes <christian@python.org>
Date: Wed, 7 Sep 2016 11:39:21 +0200
Subject: blake2: silence two more warnings on platforms with size_t <
 uint64_t. Don't use SSE2 when cross-compiling

---
 setup.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'setup.py')

diff --git a/setup.py b/setup.py
index ed1acfd847..5450b7ed75 100644
--- a/setup.py
+++ b/setup.py
@@ -894,7 +894,7 @@ class PyBuildExt(build_ext):
         blake2_deps.append('hashlib.h')
 
         blake2_macros = []
-        if os.uname().machine == "x86_64":
+        if not cross_compiling and os.uname().machine == "x86_64":
             # Every x86_64 machine has at least SSE2.
             blake2_macros.append(('BLAKE2_USE_SSE', '1'))
 
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