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Date: Wed, 24 Jun 2015 07:33:54 +0200
From: Alex <alexinbeijing@...il.com>
To: musl@...ts.openwall.com
Subject: Re: [PATCH v9] Build process uses script to add CFI directives
 to x86 asm

On Tue, Jun 23, 2015 at 11:52 PM, Rich Felker <dalias@...c.org> wrote:

> On Tue, Jun 23, 2015 at 09:18:08PM +0200, Alex Dowad wrote:
> > ../configure now checks CFLAGS as well as CFLAGS_AUTO to see if
> generation of debug
> > info was requested.
> >
> > The idea of removing duplication from the Makefile using a new AS_CMD
> variable has
> > come up several times, but this will not work because the arguments need
> to be
> > inserted in different places. I have tried using a Makefile 'define'
> instead.
> > Please see whether you like the way this code reads or not.
> >
> > Subarch asm files are treated the same as other asm files. Please note
> that
> > since I don't own the hardware, I can't test whether these Makefile
> rules work or not.
>
> I should have mentioned -- the CFLAGS_ALL_STATIC/_SHARED variants are
> meaningless to asm, so it would work fine to just use $(CFLAGS_ALL);
> then there's no need for fancy tricks, and a simple make variable
> should work, I think.


A simple make variable works for the non-subarch rules. But what to do for
the subarch rules, which use $(dir $<)$(shell cat $<)?

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