[FFmpeg-cvslog] lavu/cpu: disable MMX warning on non x86 platforms

[Clément Bœsch]

ffmpeg | branch: master | Clément Bœsch <u at pkh.me> | Wed Jun 28 15:20:45 2017 +0200| [2658e66cd1be5d07f6db6f0cfacf7c69cec580d9] | committer: Clément Bœsch

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.

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=2658e66cd1be5d07f6db6f0cfacf7c69cec580d9
---

 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      |