From 429059f866259b447233c3fa23fffddce3e39508 Mon Sep 17 00:00:00 2001
From: Diego Biurrun <diego@biurrun.de>
Date: Mon, 16 May 2011 14:23:59 +0200
Subject: [PATCH] configure: Adjust AVX assembler check.

Older nasm versions have trouble assembling certain AVX instructions, but the
current AVX check did not detect this. Update the check to use an instruction
that triggers the nasm problem.
---
 configure | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/configure b/configure
index 6becb09724..96867a550e 100755
--- a/configure
+++ b/configure
@@ -2729,7 +2729,7 @@ EOF
 
         check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
             die "yasm not found, use --disable-yasm for a crippled build"
-        check_yasm "vpaddw xmm0, xmm0, xmm0" || disable avx
+        check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx
     fi
 
     case "$cpu" in