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From: Luc Van Oostenryck <luc.vanoostenryck@gmail.com>
To: "Uwe Kleine-König" <uwe@kleine-koenig.org>
Cc: linux-sparse@vger.kernel.org
Subject: Re: [PATCH 5/6] build: pass standard make variables to compiler and linker
Date: Sat, 4 Nov 2017 07:43:44 +0100	[thread overview]
Message-ID: <20171104064341.4oqqqoa2lfuc3xd3@ltop.local> (raw)
In-Reply-To: <20171004132605.24734-6-uwe@kleine-koenig.org>

On Wed, Oct 04, 2017 at 03:26:04PM +0200, Uwe Kleine-König wrote:
> Add all variables that make's builtin rules pass to compiler and linker.
> 
> I don't know a user of TARGET_ARCH but Debian packages use CPPFLAGS to
> pass -D_FORTIFY_SOURCE=2 for hardening.

I've looked a bit at this. What I think is:
- LOADLIBES & LDLIBS are standard (g)make variables but I don't think
  there is any reasons to allow them to be overriden from the command
  line or the environment.
- TARGET_ARCH is a strange beast, it seems the intention was for
  something like '-march=armv7' which should be OK here but the only
  use I saw was to hold the output of 'uname -m'.
  I think it's better to not have it here
- of course the change for CPPFLAGS is completly legitimate.

-- Luc

  reply	other threads:[~2017-11-04  6:43 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-10-04 13:25 [PATCH 0/6] build: various updates Uwe Kleine-König
2017-10-04 13:26 ` [PATCH 1/6] build: make PREFIX overwritable from the environment Uwe Kleine-König
2017-10-04 13:26 ` [PATCH 2/6] build: put comment about local.mk to the place where it is included Uwe Kleine-König
2017-10-06 19:04   ` Christopher Li
2017-10-04 13:26 ` [PATCH 3/6] build: drop BASIC_CFLAGS and ALL_CFLAGS Uwe Kleine-König
2017-10-06 19:09   ` Christopher Li
2017-11-01 17:05     ` Luc Van Oostenryck
2017-10-04 13:26 ` [PATCH 4/6] build: drop -g from LDFLAGS Uwe Kleine-König
2017-10-06 19:14   ` Christopher Li
2017-10-04 13:26 ` [PATCH 5/6] build: pass standard make variables to compiler and linker Uwe Kleine-König
2017-11-04  6:43   ` Luc Van Oostenryck [this message]
2017-10-04 13:26 ` [PATCH 6/6] build: replace *_EXTRA_OBJS by local assignments to LDFLAGS and LOADLIBES Uwe Kleine-König
2017-10-06 19:19   ` Christopher Li
2017-11-04 13:10   ` Luc Van Oostenryck
2017-10-06 19:03 ` [PATCH 0/6] build: various updates Christopher Li
     [not found]   ` <e3d57acc-e699-f51d-6687-e1535db4cd46@kleine-koenig.org>
2017-10-06 21:30     ` Christopher Li

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