From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thomas Monjalon Subject: Re: [PATCH] mk: fix link with gcc Date: Thu, 29 May 2014 08:24:56 +0200 Message-ID: <2509781.kUZheoFqzk@xps13> References: <1401195316-31149-1-git-send-email-thomas.monjalon@6wind.com> <20140528141751.GA2648@localhost.localdomain> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7Bit Cc: dev-VfR2kkLFssw@public.gmane.org To: Neil Horman Return-path: In-Reply-To: <20140528141751.GA2648-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org> List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces-VfR2kkLFssw@public.gmane.org Sender: "dev" Hi Neil, 2014-05-28 10:17, Neil Horman: > On Tue, May 27, 2014 at 02:55:16PM +0200, Thomas Monjalon wrote: > > Some linker options were not prefixed by -Wl, when using gcc: > > -z muldefs > > -melf_i386 (32-bit config) > > > > Using macro linkerprefix is fixing it. > > > > Signed-off-by: Thomas Monjalon [...] > > ifeq ($(LINK_USING_CC),1) > > # Override the definition of LD here, since we're linking with CC > > LD := $(CC) > > > > +LD_MULDEFS := $(call linkerprefix,-z$(comma)muldefs) > > +CPU_LDFLAGS := $(call linkerprefix,$(CPU_LDFLAGS)) > > Agree with Olivier, what exactly is the problem here? When using CC as LD, linker options should be prefixed with -Wl. > Also, I don't think > this is correct, as CPU_LD_FLAGS and -z muldefs below is used in > conjunction with $LD. It would make sense to prefix -Wl to these options > if we were passing them through $CC, but not $LD Yes, but options are prefixed only in the case LD = CC. Neil, this situation is funny as you're the author of the patch making LD as CC and you submitted this kind of fix to prefix CPU_LDFLAGS :) This patch is a translation of yours with use of macro linkerprefix. -- Thomas