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[Help-gsl] Re: gsl-1.14 linalg test: FAIL: QRPT_update m(5,3)
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From: |
Leo Razoumov |
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Subject: |
[Help-gsl] Re: gsl-1.14 linalg test: FAIL: QRPT_update m(5,3) |
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Date: |
Wed, 22 Dec 2010 15:43:48 -0500 |
On Wed, Dec 22, 2010 at 13:39, Leo Razoumov <address@hidden> wrote:
> Hi Brian,
> I got an unexpected test failure in gsl-1.14
>
I think I found a fix. The problem is due to infamous "extended
precision (80 bits)" registers and 64-bit doubles. By trial and error
I found out that compiling with
> make CFLAGS="-ggdb -msse2 -mfpmath=sse"
results in all tests passing OK.
--Leo--