From: Jonathan Larmour <jlarmour@redhat.com>
To: windy <windy_yuan@263.net>
Cc: "ecos-discuss@sources.redhat.com" <ecos-discuss@sources.redhat.com>
Subject: Re: [ECOS] Help!
Date: Fri, 06 Apr 2001 08:13:00 -0000 [thread overview]
Message-ID: <3ACDDD24.AEC8EB55@redhat.com> (raw)
In-Reply-To: <200104060641.XAA13189@cygnus.com>
windy wrote:
>
> We have ported ecos to our arm7 system.It seems work well,But division fail always confuses us.
>
> the function which list below is my thread entry,I will create and execute it in cyg_user_start
>
> void our_app1(int argc,char* argv[])
> {
> float numerator,denominator;
> numerator = 4000;
> denominator = 100;
> numerator /= denominator; ==>every time step over here,gdb will report "bus error",Why?
> }
> Who can tell me why the gdb alway report bus error,and what should I do?
Where exactly does it fail? If you are using an arm7di (i.e. with no fast
multiplier) are you compiling with -mcpu=arm7di?
> the function _simple_mkdate in wallclock.inl maybe miss a parentheses,doesn't it?
Good catch.
Jifl
--
Red Hat, Rustat House, Clifton Road, Cambridge, UK. Tel: +44 (1223) 271062
Maybe this world is another planet's Hell -Aldous Huxley || Opinions==mine
next parent reply other threads:[~2001-04-06 8:13 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <200104060641.XAA13189@cygnus.com>
2001-04-06 8:13 ` Jonathan Larmour [this message]
2001-04-07 4:46 ` windy
2001-04-10 13:19 ` Jonathan Larmour
2005-06-16 8:49 [ECOS] Help !! Annamalai Prakash K. (Tata Elxsi )
2005-06-16 20:17 ` John Carter
-- strict thread matches above, loose matches on Subject: below --
2001-04-06 4:09 [ECOS] Help! Nielsen Linus
2001-04-05 23:41 windy
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