net/octeontx2: check compiler flag before use

Rather than assuming all compilers support the -flax-vector-extensions
flag, we should test this before using it, thereby potentially avoiding
warnings.

Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
Acked-by: Jerin Jacob <jerinj@marvell.com>

diff --git a/drivers/net/octeontx2/meson.build b/drivers/net/octeontx2/meson.build
index 04cf58f..599ade6 100644 (file)
--- a/drivers/net/octeontx2/meson.build
+++ b/drivers/net/octeontx2/meson.build
@@ -28,9 +28,7 @@ sources = files('otx2_rx.c',
 deps += ['bus_pci', 'cryptodev', 'eventdev', 'security']
 deps += ['common_octeontx2', 'mempool_octeontx2']
 
-cflags += ['-flax-vector-conversions']
-
-extra_flags = []
+extra_flags = ['-flax-vector-conversions']
 # This integrated controller runs only on a arm64 machine, remove 32bit warnings
 if not dpdk_conf.get('RTE_ARCH_64')
        extra_flags += ['-Wno-int-to-pointer-cast', '-Wno-pointer-to-int-cast']