Re: [Mingw-w64-public] Several GCC issues

[NightStrike <nig...@gm...>]

On Wed, Jun 11, 2008 at 11:40 AM, Grant Pedersen <ma...@ra...> wrote:
> Hi NightStrike & Kai,
>
> Have you had any luck with issues 2 - 5 below?  Issue 5 is a showstopper for
> me at the moment.

Which of these are still a problem?  At least a few have been fixed.

> Thanks,
> Grant.
>
>
> -----Original Message-----
> From: min...@li...
> [mailto:min...@li...] On Behalf Of Grant
> Pedersen
> Sent: 15 May 2008 01:06
> To: min...@li...
> Subject: [Mingw-w64-public] Several GCC issues
>
> I'm using mingw-w64 (i686 20080420) for the first time and have noticed some
> differences in its behaviour compared to MinGW.  If anyone can help me with
> the following issues it would be greatly appreciated!
>
> 1. The following code works with MinGW:
>
>         #include <windef.h>
>         int main(int argc, char **argv) {}
>
> but causes the following error with mingw-w64:
>
> <snip>
>
> 2. _controlfp, _control87, _clear87, _clearfp, _status87, _statusfp appear
> to be missing from float.h
>
> 3. float.h from lib\gcc\x86_64-pc-mingw32\4.4.0\include is being used
> instead of mingw\include.  Is this correct?
>
> 4. -mthreads doesn't seem to work.  mingwm10.dll & libmingwthrd.a are
> missing.
>
>         gcc test.c -o test.exe -mthreads
>
>
> c:/dev/mingw-64/bin/../lib/gcc/x86_64-pc-mingw32/4.4.0/../../../../x86_64-pc
> -mingw32/bin/ld.exe: cannot find -lmingwthrd
>         collect2: ld returned 1 exit status
>
> 5. InterlockedExchangeAdd appears to be missing.
>
>         #include <windows.h>
>
>         int main(int argc, char **argv)
>         {
>                 InterlockedExchangeAdd(0, 0);
>                 InterlockedCompareExchange(0, 0, 0);
>         }
>
>         Error:
>         C:/Users/Grant/AppData/Local/Temp/ccFgnIml.o:test.cpp:(.text+0x1f):
> undefined reference to `__InterlockedExchangeAdd'
>         collect2: ld returned 1 exit status
>
>
> Thanks,
> Grant.
>
>
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