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Date: Wed, 14 Jul 2004 20:53:32 -0400
From: Christopher Faylor <cgf-no-personal-reply-please@cygwin.com>
To: cygwin@cygwin.com, newlib@sources.redhat.com
Subject: Re: C99 complex numbers in cygwin?
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On Thu, Jul 15, 2004 at 09:38:12AM +1000, Billinghurst, David (CALCRTS) wrote:
>cygwin-owner@cygwin.com wrote:
>>I'm trying to port a program to cygwin that uses the C99 complex number
>>standard and the complex.h library (carg, csin, etc.).  According to
>>the gcc web page, this is mostly implemented in gcc 3.0 and above, but
>>I can't find it in the cygwin gcc package.  Is this on purpose or an
>>oversight?
>>
>>I found it partially implemented in the mingw package (3.3-1), but not
>>at all in the cygwin gcc package (3.3.1-3) (although a little testing
>>shows that _Complex is recognized by the compiler and built-in complex
>>functions work).
>
>gcc uses the complex math functions from the system libraries,
>(excluding builtins).  They aren't in newlib, so cygwin doesn't have
>them.
>
>I, too, would like them as they are required by gfortran, which will be
>(is) the fortran compiler in gcc-3.5.
>
>Is there anyone working on this, or interested?

Interested in seeing them, sure.  I doubt if anyone is working on them.

cgf

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