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dpdkbuild: add EXTRA_DPDK_CFLAGS

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Users can specify this flag on the make command line to
pass extra CFLAGS to the DPDK submodule build.  This can
be used with older compilers that are not supported by
DPDK, and require -fno-strict-aliasing to compile.

Signed-off-by: Jim Harris <james.r.harris@intel.com>
Change-Id: Ib99e64297402c07395c009987ccffe29099dffab

Reviewed-on: https://review.gerrithub.io/429489
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Chandler-Test-Pool: SPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Changpeng Liu <changpeng.liu@intel.com>
Reviewed-by: <shahar.salzman@kaminario.com>
This commit is contained in:
Jim Harris 2018-10-15 08:47:28 -07:00
parent 98e119f7a9
commit e66d09029b
1 changed files with 8 additions and 0 deletions
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8
dpdkbuild/Makefile
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@ -98,6 +98,14 @@ else
DPDK_CFLAGS += -Wno-error
endif
ifdef EXTRA_DPDK_CFLAGS
$(warning EXTRA_DPDK_CFLAGS defined, possibly to work around an unsupported compiler version)
$(shell sleep 1)
endif
# Allow users to specify EXTRA_DPDK_CFLAGS if they want to build DPDK using unsupported compiler versions
DPDK_CFLAGS += $(EXTRA_DPDK_CFLAGS)
$(SPDK_ROOT_DIR)/dpdk/build: $(INTEL_IPSEC_MB_LIB)
$(Q)$(MAKE) -C $(SPDK_ROOT_DIR)/dpdk config T=$(DPDK_CONFIG) $(DPDK_OPTS)