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Re: GUB and mpfr/mpc

From: Dan Eble
Subject: Re: GUB and mpfr/mpc
Date: Mon, 8 Dec 2014 20:41:08 -0500

> On Dec 8, 2014, at 08:21 , David Kastrup <address@hidden> wrote:
> Masamichi HOSODA <address@hidden> writes:
>>> I agree that changing the algorithms is preferred; I didn’t mean to
>> suggest otherwise.  But if that’s not going to happen overnight, and
>> there is a way to mitigate the problem in the meantime without
>> touching the code, the people affected would value it.
>> I tried "-mfpmath=sse -msse2".
>> It worked fine. bad_alloc didn't occur.
>> Correct PDF was generated.
>> It can be a workaround until changing the algorithms.
> It's not architecture independent.  And may blow up for other reasons.

But it’s good to know that the problem was floating point and not memory 
corruption, so thanks for testing it.

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