From: Ferruh Yigit <ferruh.yigit@intel.com>
To: Santosh Shukla <santosh.shukla@caviumnetworks.com>,
Jerin Jacob <jerin.jacob@caviumnetworks.com>
Cc: dev@dpdk.org, Ferruh Yigit <ferruh.yigit@intel.com>
Subject: [dpdk-dev] [PATCH] net/octeontx: fix build for gcc < 4.6
Date: Wed, 25 Oct 2017 10:03:03 +0100 [thread overview]
Message-ID: <20171025090304.67133-1-ferruh.yigit@intel.com> (raw)
-Ofast option supported starting from gcc4.6 [1], for older versions
using "-O3 -ffast-math" instead.
[1] build error:
CC octeontx_rxtx.o
cc1: error: invalid option argument ‘-Ofast’
Fixes: 9e747589bd4c ("net/octeontx: add packet transmit burst function")
Signed-off-by: Ferruh Yigit <ferruh.yigit@intel.com>
---
drivers/net/octeontx/Makefile | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/net/octeontx/Makefile b/drivers/net/octeontx/Makefile
index 0a8775a16..6197b66f4 100644
--- a/drivers/net/octeontx/Makefile
+++ b/drivers/net/octeontx/Makefile
@@ -59,7 +59,12 @@ SRCS-$(CONFIG_RTE_LIBRTE_OCTEONTX_PMD) += octeontx_ethdev.c
ifeq ($(CONFIG_RTE_TOOLCHAIN_GCC),y)
CFLAGS_octeontx_rxtx.o += -fno-prefetch-loop-arrays
endif
+
+ifeq ($(shell test $(GCC_VERSION) -ge 46 && echo 1), 1)
CFLAGS_octeontx_rxtx.o += -O3 -Ofast
+else
+CFLAGS_octeontx_rxtx.o += -O3 -ffast-math
+endif
LDLIBS += -lrte_eal -lrte_mbuf -lrte_mempool -lrte_ring
LDLIBS += -lrte_ethdev -lrte_net -lrte_kvargs
--
2.13.6
next reply other threads:[~2017-10-25 9:03 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-10-25 9:03 Ferruh Yigit [this message]
2017-10-25 9:09 ` santosh
2017-10-25 17:17 ` [dpdk-dev] [PATCH v2] " Ferruh Yigit
2017-10-25 18:29 ` Ferruh Yigit
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