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From: Jan Beich <jbeich@FreeBSD.org>
To: Alexey Dokuchaev <danfe@FreeBSD.org>
Cc: ports-committers@freebsd.org, svn-ports-all@freebsd.org,
 svn-ports-head@freebsd.org
Subject: Re: svn commit: r457632 - in head/lang/guile2: . files
References: <201712301912.vBUJCdtc086342@repo.freebsd.org>
 <1sjc-ylsz-wny@FreeBSD.org> <20171231084028.GA98479@FreeBSD.org>
Date: Sun, 31 Dec 2017 10:06:06 +0100
In-Reply-To: <20171231084028.GA98479@FreeBSD.org> (Alexey Dokuchaev's message
 of "Sun, 31 Dec 2017 08:40:28 +0000")
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Alexey Dokuchaev <danfe@FreeBSD.org> writes:

> On Sat, Dec 30, 2017 at 09:59:08PM +0100, Jan Beich wrote:
>
>> Alexey Dokuchaev <danfe@FreeBSD.org> writes:
>> 
>> > ++/* With old GCC, do not override _Static_assert: it conflicts with
>> > ++   #include <complex.h> below. */
>> > ++#if __clang__ || (__GNUC__ >= 4 && __GNUC_MINOR__ >= 6)
>> 
>> - GCC check for minor version rejects 5.4, 6.4, 7.2
>> - Clang check needs defined() to pacify -Wundef with GCC
>> 
>> libguile/numbers.c:50:5: warning: "__clang__" is not defined, evaluates
>> to 0 [-Wundef]
>>  #if __clang__ || (__GNUC__ >= 4 && __GNUC_MINOR__ >= 6)
>>      ^~~~~~~~~
>
> How about this:
>
>     #if defined(__clang__) || (__GNUC__ * 10 + __GNUC_MINOR__ >= 46)
>     ... ?

Looks OK. None of lang/gcc* ports have __GNUC_MINOR__ >= 10.