It looks like USE_GCC=any is broken and leads to system-clang use

Mark Millard markmi at
Mon Jul 3 03:12:17 UTC 2017

[Looks like output from "make test-gcc" is appropriate,
so I'm adding such.]

On 2017-Jul-2, at 7:53 PM, Mark Millard <markmi at> wrote:

> [It looks like USE_GCC=any is broken and leads to system-clang use.]
> On 2017-Jun-29, at 5:58 PM, Gerald Pfeifer <gerald at> wrote:
>> Am 29. Juni 2017 18:55:59 GMT+08:00 schrieb Mark Millard <markmi at>:
>>> I'm not currently set up to run more than head on
>>> any of amd64, powerpc64, powerpc, aarch64, or armv6/7
>>> (which are all I target). And I'm in the middle of
>>> attempting a fairly large jump to head -r320458 on
>>> those.
>> Oh, then I had misunderstood your previous mail. No worries, I'll gently proceed then.
>> I expect to update gcc5 in the next 24 hours.
>>> [In my normal/head environment I'm switching to lang/gcc7-devel
>>> for gcc (from lang/gcc6 ) but I'm odd that way.]
>> The compiler should be fine, it's a number of ports that are not (even blocking the move from GCC 5 to 6 as default).
> As part of testing that an environment seemed stable,
> an environment based on head -r320570 and ports -r444872
> with gcc being lang/gcc7-devel that is installed on
> amd64, I tried:
> script ~/ports_typescripts/phoronix-try-00-typescript portmaster -DK benchmarks/phoronix-test-suite
> in part because it has:
> USE_GCC=        any
> and I'm using:
> DEFAULT_VERSIONS+=perl5=5.24 gcc=7
> in /etc/make.conf and the gcc that I have installed
> is lang/gcc7-devel. This should also have been a test
> of the adjusted-header removal that has been applied
> to lang/gcc7-devel (but not a old environment's build
> used under a modern system environment).
> But the result was a surprise: the log file
> shows all the build as using cc and in my context
> cc is:
> # cc --version
> FreeBSD clang version 4.0.0 (tags/RELEASE_400/final 297347) (based on LLVM 4.0.0)
> Target: x86_64-unknown-freebsd12.0
> Thread model: posix
> InstalledDir: /usr/bin
> Configure repeatedly shows:
> checking for gcc... cc
> . . .
> checking whether we are using the GNU C compiler... yes
> In fact "phoronix-test-suite diagnostics" reports:
> COMPILER = Clang 4.0.0 (SVN 297347) + LLVM 4.0.0
> So clang is being treated as an example of gcc as far
> as I can tell.

# cd /usr/ports/benchmarks/phoronix-test-suite/
FreeBSDx64OPC# make test-gcc
Port can use later versions.
GCC version: 4.2 - OSVERSION up to 9999999
GCC version: 4.8 - OSVERSION up to 0
GCC version: 4.9 - OSVERSION up to 0
GCC version: 5 - OSVERSION up to 0
GCC version: 6 - OSVERSION up to 0
Using GCC version 7
CC=cc - CXX=c++ - CPP=cpp - CFLAGS="-O2 -pipe -g -fstack-protector -fno-strict-aliasing"
LDFLAGS=" -fstack-protector"
BUILD_DEPENDS=/usr/local/include/php/main/php.h:lang/php56 /usr/local/bin/python2.7:lang/python27 update-desktop-database:devel/desktop-file-utils update-mime-database:misc/shared-mime-info /usr/local/lib/php/20131226/ /usr/local/lib/php/20131226/ /usr/local/lib/php/20131226/ /usr/local/lib/php/20131226/ /usr/local/lib/php/20131226/ /usr/local/lib/php/20131226/ /usr/local/lib/php/20131226/ /usr/local/lib/php/20131226/ /usr/local/lib/php/20131226/ /usr/local/lib/php/20131226/ /usr/local/lib/php/20131226/ /usr/local/lib/php/20131226/ /usr/local/lib/php/20131226/ /usr/local/lib/php/20131226/ /usr/local/lib/php/20131226/ /usr/local/lib/php/20131226/
RUN_DEPENDS=fpdf>0:print/fpdf cmake:devel/cmake /usr/local/include/php/main/php.h:lang/php56 /usr/local/bin/python2.7:lang/python27 update-desktop-database:devel/desktop-file-utils update-mime-database:misc/shared-mime-info /usr/local/lib/php/20131226/ /usr/local/lib/php/20131226/ /usr/local/lib/php/20131226/ /usr/local/lib/php/20131226/ /usr/local/lib/php/20131226/ /usr/local/lib/php/20131226/ /usr/local/lib/php/20131226/ /usr/local/lib/php/20131226/ /usr/local/lib/php/20131226/ /usr/local/lib/php/20131226/ /usr/local/lib/php/20131226/ /usr/local/lib/php/20131226/ /usr/local/lib/php/20131226/ /usr/local/lib/php/20131226/ /usr/local/lib/php/20131226/ /usr/local/lib/php/20131226/

Mark Millard
markmi at

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