From mboxrd@z Thu Jan 1 00:00:00 1970 From: Arnout Vandecappelle Date: Thu, 14 Apr 2016 22:54:57 +0200 Subject: [Buildroot] [PATCH] Reset LD and AR environment variables In-Reply-To: <1460645912-8568-1-git-send-email-nicolas.dichtel@6wind.com> References: <1460645912-8568-1-git-send-email-nicolas.dichtel@6wind.com> Message-ID: <571003A1.3020801@mind.be> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: buildroot@busybox.net On 04/14/16 16:58, Nicolas Dichtel wrote: > The goal is to fix the compilation of perf (from linux) when LD or AR > variables are inherited from the environment. > After the linux upstream commits 5ef7bbb09f7b ("perf tools: Allow to > specify custom linker command") and 3c71ba3f80bb ("perf tools: Really allow > to specify custom CC, AR or LD") CC, AR, and LD variables are not overridden > if they are inherited. > > In case of a cross compilation, it results in an inconsistent state: CC is > overridden but not LD and AR. > > Linux-patch: http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5ef7bbb09f7b > Linux-patch: http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=3c71ba3f80bb > Signed-off-by: Nicolas Dichtel Reviewed-by: Arnout Vandecappelle (Essensium/Mind) Regards, Arnout > --- > Makefile | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/Makefile b/Makefile > index ea8b1e4e51c8..55735ea735ae 100644 > --- a/Makefile > +++ b/Makefile > @@ -343,6 +343,8 @@ ifeq ($(BR2_HAVE_DOT_CONFIG),y) > unexport CROSS_COMPILE > unexport ARCH > unexport CC > +unexport LD > +unexport AR > unexport CXX > unexport CPP > unexport RANLIB > -- Arnout Vandecappelle arnout at mind be Senior Embedded Software Architect +32-16-286500 Essensium/Mind http://www.mind.be G.Geenslaan 9, 3001 Leuven, Belgium BE 872 984 063 RPR Leuven LinkedIn profile: http://www.linkedin.com/in/arnoutvandecappelle GPG fingerprint: 7493 020B C7E3 8618 8DEC 222C 82EB F404 F9AC 0DDF