From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jan Viktorin Subject: [PATCH v2 13/16] gcc/arm: avoid alignment errors to break build Date: Mon, 26 Oct 2015 17:37:35 +0100 Message-ID: <1445877458-31052-14-git-send-email-viktorin@rehivetech.com> References: <1445877458-31052-1-git-send-email-viktorin@rehivetech.com> Cc: Vlastimil Kosar To: Thomas Monjalon , David Hunt , dev@dpdk.org Return-path: Received: from wes1-so1.wedos.net (wes1-so1.wedos.net [46.28.106.15]) by dpdk.org (Postfix) with ESMTP id D88DB8D3D for ; Mon, 26 Oct 2015 17:39:31 +0100 (CET) In-Reply-To: <1445877458-31052-1-git-send-email-viktorin@rehivetech.com> List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" There several issues with alignment when compiling for ARMv7. They are not considered to be fatal (ARMv7 supports unaligned access of 32b words), so we just leave them as warnings. They should be solved later, however. Signed-off-by: Jan Viktorin Signed-off-by: Vlastimil Kosar --- mk/toolchain/gcc/rte.vars.mk | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/mk/toolchain/gcc/rte.vars.mk b/mk/toolchain/gcc/rte.vars.mk index 0f51c66..8f9c396 100644 --- a/mk/toolchain/gcc/rte.vars.mk +++ b/mk/toolchain/gcc/rte.vars.mk @@ -77,6 +77,12 @@ WERROR_FLAGS += -Wcast-align -Wnested-externs -Wcast-qual WERROR_FLAGS += -Wformat-nonliteral -Wformat-security WERROR_FLAGS += -Wundef -Wwrite-strings +# There are many issues reported for ARMv7 architecture +# which are not necessarily fatal. Report as warnings. +ifeq ($(CONFIG_RTE_ARCH_ARMv7),y) +WERROR_FLAGS += -Wno-error +endif + # process cpu flags include $(RTE_SDK)/mk/toolchain/$(RTE_TOOLCHAIN)/rte.toolchain-compat.mk -- 2.6.1