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Date: Sat, 26 May 2012 21:02:30 +0200
From: Mel Flynn <rflynn@acsalaska.net>
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To: Oliver Pinter <oliver.pntr@gmail.com>
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Cc: ports@freebsd.org, x11@freebsd.org
Subject: Re: libX11 and clang: compile error
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On 26-5-2012 20:40, Oliver Pinter wrote:
> On 5/26/12, Mel Flynn <rflynn@acsalaska.net> wrote:
>> On 26-5-2012 19:17, Oliver Pinter wrote:
>>> I think src.conf is relevant, while it changes the system behavior, as
>>> changed the default cc from gcc-4.2 to clang.
>>
>> Thinking it doesn't make it so. Run:
>> grep _WITHOUT_SRCCONF /usr/share/mk/*.mk
>>
>> Then investigate.
>> Setting CC in /etc/src.conf has *no effect on CC passed to the ports*.
>> Really. It does not.
>> The file that can do that is /etc/make.conf.
>> Another way is setting CC in your environment variables, through
>> /etc/login.conf, /etc/yourshellrc ~/.profile ~/.[cz]?shrc and what not.
>>
>> In order to debug your issue, you should provide the output of what make
>> thinks CC and CPP are and backtrack where they are set.
>> Start with:
>> make -C /usr/ports/x11/libX11 -V CC -V CPP
>> --
>> Mel
>>
> 
> After setting WITH_CLANG_IS_CC in src.conf the base system cc,cpp and
> c++ has changed:

See ports/166373.

Also, the fact that your /usr/bin/cpp == clang-cpp is relevant!
Especially if you report:
> Somewhere in config* or Makefile are a hardcoded /usr/bin/cpp ...

-- 
Mel