From 00dd9e8519b10839fb2bd66fad8ee72e3e461b87 Mon Sep 17 00:00:00 2001
From: Seth Howell <seth.howell@intel.com>
Date: Tue, 17 Sep 2019 10:58:31 -0700
Subject: [PATCH] configure: add -march-native to dpdk build check.

Some older versions of gcc fail with errors when -march=native is not
supplied to the build cmd for checking DPDK rte_vhost support.

Change-Id: I88e12f6823b2a143dc8406c7c01041c00c25011c
Signed-off-by: Seth Howell <seth.howell@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/468636
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Paul Luse <paul.e.luse@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
---
 configure | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/configure b/configure
index a670ea02d..bf02e88e2 100755
--- a/configure
+++ b/configure
@@ -371,7 +371,7 @@ $rootdir/scripts/detect_cc.sh --cc="$CC" --cxx="$CXX" --lto="${CONFIG[LTO]}" --l
 CC=$(cat $rootdir/mk/cc.mk | grep "DEFAULT_CC=" | cut -d "=" -f 2)
 CC_TYPE=$(cat $rootdir/mk/cc.mk | grep "CC_TYPE=" | cut -d "=" -f 2)
 
-BUILD_CMD=($CC -o /dev/null -x c $CPPFLAGS $CFLAGS $LDFLAGS)
+BUILD_CMD=($CC -o /dev/null -x c $CPPFLAGS $CFLAGS $LDFLAGS -march=native)
 
 # Detect architecture and force no ISA-L if non-x86 archtecture
 if [[ "${CONFIG[ISAL]}" = "y" ]]; then