From: "Marcin Mirosław" <marcin@mejor.pl>
To: gcc-help@gcc.gnu.org
Subject: Re: defaults for -march and -mtune
Date: Fri, 25 Nov 2011 08:59:00 -0000 [thread overview]
Message-ID: <4ECE5E52.4080207@mejor.pl> (raw)
In-Reply-To: <CANd1uZ=ZWKDqL6_T0aVU0mmjwTHs6U1qRkwK-nNUi15LXkMiQw@mail.gmail.com>
W dniu 24.11.2011 13:50, Jay Foad pisze:
> Marcin MirosÃ…aw wrote:
>> Try: gcc -Q --help=target 2>&1|grep "march\|mtune"
>
> Thanks! It's a shame it doesn't work on GCC 4.1.2 as well...
If you want to know what is default target for older gcc you can do such
trick:
$ touch a.c
$ gcc -fverbose-asm -S a.c -o - |grep "march\|mtune"
(founded on gcc mailinglist)
Regards
next prev parent reply other threads:[~2011-11-24 15:10 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-11-24 14:49 Jay Foad
2011-11-25 8:59 ` Marcin Mirosław [this message]
2011-11-25 9:09 ` Ryan Hill
-- strict thread matches above, loose matches on Subject: below --
2011-11-24 12:50 Jay Foad
2011-11-24 12:57 ` Marcin Mirosław
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