From 2658e66cd1be5d07f6db6f0cfacf7c69cec580d9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Cl=C3=A9ment=20B=C5=93sch?= <u@pkh.me>
Date: Wed, 28 Jun 2017 15:20:45 +0200
Subject: [PATCH] lavu/cpu: disable MMX warning on non x86 platforms

We have AV_CPU_FLAG_ARMV8 == AV_CPU_FLAG_SSE3 which causes a trigger of
this MMX warning on AArch64.
---
 libavutil/cpu.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/libavutil/cpu.c b/libavutil/cpu.c
index 16e0c9278f..a22da0fa8c 100644
--- a/libavutil/cpu.c
+++ b/libavutil/cpu.c
@@ -61,7 +61,8 @@ static int get_cpu_flags(void)
 }
 
 void av_force_cpu_flags(int arg){
-    if (   (arg & ( AV_CPU_FLAG_3DNOW    |
+    if (ARCH_X86 &&
+           (arg & ( AV_CPU_FLAG_3DNOW    |
                     AV_CPU_FLAG_3DNOWEXT |
                     AV_CPU_FLAG_MMXEXT   |
                     AV_CPU_FLAG_SSE      |