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Message-ID: <20120410130200.GC7281@brightrain.aerifal.cx>
Date: Tue, 10 Apr 2012 09:02:00 -0400
From: Rich Felker <dalias@...ifal.cx>
To: musl@...ts.openwall.com
Subject: Re: float scanner status, upcoming release
On Tue, Apr 10, 2012 at 02:15:15PM +0200, Szabolcs Nagy wrote:
> * Rich Felker <dalias@...ifal.cx> [2012-04-09 20:48:19 -0400]:
> > Revised version of the code, in preparation to integrate with musl.
> > Still needs hex float support, and I want to eliminate the fscanf
> > dependency. Comments welcome.
> >
>
> this one fails if the number starts with a .
> ../floatscan .3
This is a bug in the wrapper code before it gets to decfloat() and
it's easily fixed.
> large exponent is slow:
> ../floatscan 1e+1000000
> ../floatscan 1e-1000000
I added code that collapses large and tiny exponents to infinity and
zero, but the max LD exponent is still rather slow...
> subnormal tests still fail
>
> here are some test cases where many digits are needed for correct rounding:
Indeed. Thanks for the tests. I'll see what I can make of it.
Rich
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