Date: Fri, 14 Feb 2003 18:10:49 -0500 From: Alexander Kabaev <ak03@gte.com> To: Huang wen hui <hwh@gddsn.org.cn> Cc: java@FreeBSD.ORG Subject: Re: Math.pow bug for jdk1.3.1-p8 ? Message-ID: <20030214181049.470647be.ak03@gte.com> In-Reply-To: <3E4C9DDD.4040204@gddsn.org.cn> References: <3E4C9DDD.4040204@gddsn.org.cn>
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What GCC have you used to compile jdk? GCC 3.2.1 from ports had an ABI
bug in it which might have the symptoms you are describing. Update your
GCC to the latest 3.2.2 version.
On Fri, 14 Feb 2003 15:42:21 +0800
Huang wen hui <hwh@gddsn.org.cn> wrote:
> hi,
> I build jdk1.3.1-p8 for 4.7-STABLE(today), Math.pow return wrong value
> if using the following example:
>
>
> public class TestPow {
> public static void main(String[] args) {
> int exp =9;
> int i = (int)Math.pow(2.0,(double)exp);
> System.out.println("i="+i);
> }
> }
>
> ----------output------------
> %java TestPow
> i=0
>
>
> jdk1.4.1-p2 and jdk1.3.1-p7 do not have this problem.
>
> --hwh
>
>
>
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--
Alexander Kabaev
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