[dpdk-stable] [PATCH 2/3] devtools/test-meson-builds: support older compilers

[Bruce Richardson]

Older versions of GCC, such as on Redhat/CentOS 7, don't support
-march=nehalem, but need -march=corei7 instead.

CC: stable at dpdk.org
Signed-off-by: Bruce Richardson <bruce.richardson at intel.com>
---
 devtools/test-meson-builds.sh | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/devtools/test-meson-builds.sh b/devtools/test-meson-builds.sh
index 60e4168..0b14030 100755
--- a/devtools/test-meson-builds.sh
+++ b/devtools/test-meson-builds.sh
@@ -63,7 +63,12 @@ for c in gcc clang ; do
 done
 
 # test compilation with minimal x86 instruction set
-build build-x86-default -Dmachine=nehalem $use_shared
+default_machine='nehalem'
+ok=$(cc -march=$default_machine -E - < /dev/null > /dev/null 2>&1 || echo false)
+if [ "$ok" = "false" ] ; then
+	default_machine='corei7'
+fi
+build build-x86-default -Dmachine=$default_machine $use_shared
 
 # enable cross compilation if gcc cross-compiler is found
 c=aarch64-linux-gnu-gcc
-- 
1.8.3.1