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Date:	Sat, 20 Aug 2011 19:21:24 +0300
Message-ID:	<CAA2C=vAugou6EnTE3hkTHOM9_vOhzbmRc6eNfjGPj5bptwpuTg@mail.gmail.com>
Subject:	Re: [PATCH] fix cabs and cabsf build failure with gcc-4.4, test results
From:	Ozkan Sezer <sezeroz AT gmail DOT com>
To:	djgpp-workers AT delorie DOT com
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On Sat, Aug 20, 2011 at 3:52 PM, Eli Zaretskii <eliz AT gnu DOT org> wrote:
>> Date: Sat, 20 Aug 2011 14:26:18 +0300
>> From: Ozkan Sezer <sezeroz AT gmail DOT com>
>>
>> PING^2
>
> Sorry for the delay.  I applied the patch now, with 3 changes:
>
>  . I added a Copyright year to each file to indicate a change in the
>   year 2011.
>
>  . I used "_Complex double" and "_Complex float" in the declarations,
>   not "double _Complex" etc., as the GCC manual seems to suggest the
>   former.
>
>  . I didn't remove the K&R prototypes, and instead modified them to
>   fit the STDC ones.
>
> The patch I committed appears below.  Please see if I didn't screw up
> anything.
>

AFAICS, seems OK and compiles.

> Thanks again for your work on this.
>

My pleasure.


> Index: src/libm/math/w_cabs.c
> ===================================================================
> RCS file: /cvs/djgpp/djgpp/src/libm/math/w_cabs.c,v
> retrieving revision 1.3
> retrieving revision 1.4
> diff -u -r1.3 -r1.4
> --- src/libm/math/w_cabs.c      14 Dec 1999 12:01:34 -0000      1.3
> +++ src/libm/math/w_cabs.c      20 Aug 2011 12:41:02 -0000      1.4
> @@ -1,3 +1,4 @@
> +/* Copyright (C) 2011 DJ Delorie, see COPYING.DJ for details */
>  /* Copyright (C) 1999 DJ Delorie, see COPYING.DJ for details */
>  /* Copyright (C) 1998 DJ Delorie, see COPYING.DJ for details */
>  /*
> @@ -9,18 +10,13 @@
>
>  #include "fdlibm.h"
>
> -struct complex {
> -       double x;
> -       double y;
> -};
> -
>  #ifdef __STDC__
> -double cabs(struct complex);
> -double cabs(struct complex z)
> +double cabs(_Complex double);
> +double cabs(_Complex double z)
>  #else
>  double cabs(z)
> -     struct complex z;
> +     _Complex double z;
>  #endif
>  {
> -       return hypot(z.x, z.y);
> +       return hypot(__real__ z, __imag__ z);
>  }
> Index: src/libm/math/wf_cabs.c
> ===================================================================
> RCS file: /cvs/djgpp/djgpp/src/libm/math/wf_cabs.c,v
> retrieving revision 1.3
> retrieving revision 1.4
> diff -u -r1.3 -r1.4
> --- src/libm/math/wf_cabs.c     14 Dec 1999 12:01:34 -0000      1.3
> +++ src/libm/math/wf_cabs.c     20 Aug 2011 12:41:02 -0000      1.4
> @@ -1,3 +1,4 @@
> +/* Copyright (C) 2011 DJ Delorie, see COPYING.DJ for details */
>  /* Copyright (C) 1999 DJ Delorie, see COPYING.DJ for details */
>  /* Copyright (C) 1998 DJ Delorie, see COPYING.DJ for details */
>  /*
> @@ -9,18 +10,13 @@
>
>  #include "fdlibm.h"
>
> -struct complex {
> -       float x;
> -       float y;
> -};
> -
>  #ifdef __STDC__
> -float cabsf(struct complex);
> -float cabsf(struct complex z)
> +float cabsf(_Complex float);
> +float cabsf(_Complex float z)
>  #else
>  float cabsf(z)
> -       struct complex z;
> +       _Complex float z;
>  #endif
>  {
> -       return hypotf(z.x, z.y);
> +       return hypotf(__real__ z, __imag__ z);
>  }
>

--
O.S.

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