[dpdk-dev] [PATCH v2 1/2] net/ice: fix build error on lower version GCC

[Leyi Rong]

Fix the build error when -march=skylake-avx512 is not supported on
lower version GCC.

Fixes: ef5d52dae5e2 ("net/ice: add AVX512 vector path")

Signed-off-by: Leyi Rong <leyi.r...@intel.com>
---
 drivers/net/ice/meson.build | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/drivers/net/ice/meson.build b/drivers/net/ice/meson.build
index 7d54a49236..47d21678c2 100644
--- a/drivers/net/ice/meson.build
+++ b/drivers/net/ice/meson.build
@@ -46,12 +46,16 @@ if arch_subdir == 'x86'
 
        if ice_avx512_cpu_support == true or ice_avx512_cc_support == true
                cflags += ['-DCC_AVX512_SUPPORT']
+               avx512_args = [cflags, '-mavx512f', '-mavx512bw']
+               if cc.has_argument('-march=skylake-avx512')
+                       avx512_args += '-march=skylake-avx512'
+               endif
                ice_avx512_lib = static_library('ice_avx512_lib',
-                                     'ice_rxtx_vec_avx512.c',
-                                     dependencies: [static_rte_ethdev,
-                                       static_rte_kvargs, static_rte_hash],
-                                     include_directories: includes,
-                                     c_args: [cflags, '-march=skylake-avx512', 
'-mavx512f', '-mavx512bw'])
+                               'ice_rxtx_vec_avx512.c',
+                               dependencies: [static_rte_ethdev,
+                               static_rte_kvargs, static_rte_hash],
+                               include_directories: includes,
+                               c_args: avx512_args)
                objs += ice_avx512_lib.extract_objects('ice_rxtx_vec_avx512.c')
        endif
 endif
-- 
2.17.1