From 9f7d5e3afdd29f66215d6817b63835054516ff05 Mon Sep 17 00:00:00 2001
From: "Costa Tsaousis (ktsaou)" <costa@tsaousis.gr>
Date: Wed, 28 Sep 2016 22:29:06 +0300
Subject: [PATCH] added configure option to disable x86 SSE detection

---
 configure.ac | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index 240df9dd..b86131d0 100644
--- a/configure.ac
+++ b/configure.ac
@@ -72,6 +72,11 @@ AC_ARG_WITH(
 	,
 	[with_user="nobody"]
 )
+AC_ARG_ENABLE([x86-sse],
+	AS_HELP_STRING([--enable-x86-sse=yes|no], [enable SSE/SS2 optimizations on x86 [default=yes]]),
+	,
+	[enable_x86_sse="yes"]
+)
 
 ACX_PTHREAD(, [AC_MSG_ERROR([Cannot initialize pthread environment])])
 LIBS="${PTHREAD_LIBS} ${LIBS}"
@@ -93,7 +98,7 @@ AS_CASE([$host_cpu],
 	[i?86], [SSE_CANDIDATE="yes"]
 )
 AC_SUBST([SSE_CANDIDATE])
-if test "${SSE_CANDIDATE}" = "yes"; then
+if test "${SSE_CANDIDATE}" = "yes" -a "${enable_x86_sse}" = "yes"; then
 	opt="-msse2 -mfpmath=sse"
 	AX_CHECK_COMPILE_FLAG($opt, [CFLAGS="$CFLAGS $opt"], [])
 fi
-- 
2.39.2