Tobias Nygren <tnn%NetBSD.org@localhost> writes:
> On Fri, 25 Sep 2015 23:22:35 +0900 (JST)
> Ryo ONODERA <ryo_on%yk.rim.or.jp@localhost> wrote:
>
>> >> The build still fails in the same way as before:
>> >>
>> >
>> > Hmm... Strange.
>> > I will try to build www/firefox under NetBSD/i386 7.0_RC3 again.
>>
>> Hmm... I cannot reproduce your problem.
>> Could you provide me your www/firefox/work/.work.log file?
>
> -march=i486 is not sufficient; it must have i586 for cmpxchg8b.
> Here is a test program to verify this.
> It will emit unresolved references to libatomic if you don't
> use -march=i586 or higher.
>
> int main(void) {uint64_t x=0; return __sync_fetch_and_add(&x, 0);}
It seems that NetBSD has already given up on 486. So restricting
firefox to 586+ does not seem so terrible. As someone said, it's
unlikely to be bearable anyway.
I have tried to build pkgsrc head firefox on netbsd-6 i386 and can
confirm that it fails.
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