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Date: Tue, 18 Nov 2008 12:54:08 +0000
From: Greg Chicares <gchicares AT sbcglobal DOT net>
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To: cygwin AT cygwin DOT com
Subject: Re: long math functions on cygwin
References: <4922A0D1 DOT 2070309 AT gmail DOT com> <20081118111524 DOT GA26249 AT tomas> <4922AD45 DOT 90706 AT sbcglobal DOT net> <20081118120623 DOT GA26661 AT tomas>
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On 2008-11-18 12:06Z, tomas AT tuxteam DOT XX wrote:
> On Tue, Nov 18, 2008 at 11:55:49AM +0000, Greg Chicares wrote:
> [...]
>> See the explanation of
>>   "If I call sqrtl on linux I have to link to -lm, on Cygwin I don't."
>> toward the bottom of this message:
> 
> Thanks for the enlightenment. As I said, I have no clue :-)
> 
> So the OP's problem is that the dynamic linker is not finding
> cygwin.dll? Or the missing functions aren't in there after all?

The long-double versions don't seem to be implemented in my
installation:

nm --print-file-name /usr/lib/lib*.a |grep sqrt

I poked around the newlib list a little, but saw nothing
to suggest anyone's working on adding sqrtl() etc. They do
welcome patches, of course.

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