Hi Paul,
As I don't have access to msvc: Could you try what Tom suggested in
http://archives.postgresql.org/message-id/5176.1449005701%40sss.pgh.pa.us ?
Regards,
Andres
On 2015-12-03 17:02:31 +0000, Paul Moore wrote:
> Yes on extern "C". I have other stuff working
>
> Really what I am trying to do is invoke c# code. I am going to need to call SPI. I tried to find out if anybody else
haddone it and found nothing.
>
> The c++ code is simply a thin shim from native c to c#
>
> -----Original Message-----
> From: Andres Freund [mailto:andres@anarazel.de]
> Sent: Wednesday, December 2, 2015 8:50 AM
> To: Paul Moore <paul.moore@centrify.com>
> Cc: Tom Lane <tgl@sss.pgh.pa.us>; pgsql-bugs@postgresql.org
> Subject: Re: [BUGS] BUG #13788: compile error in generic_msvc.h
>
> On 2015-12-02 16:13:07 +0000, Paul Moore wrote:
> > The 32 bit functions are defined on unsigned types
> >
> > From winbase.h
> >
> > FORCEINLINE
> > unsigned
> > InterlockedCompareExchange(
> > _Inout_ _Interlocked_operand_ unsigned volatile *Destination,
> > _In_ unsigned Exchange,
> > _In_ unsigned Comperand
> > )
> > {
> > return (unsigned) _InterlockedCompareExchange((volatile long*)
> > Destination, (long) Exchange, (long) Comperand); }
> >
> > The cast fixes the 64 bit case.
> >
> > Full disclosure, I am compiling as c++. I think that might be the
> > cause. I tried in a c project and did not get the same error
>
> Given that win64 buildfarm members have happily been compiling this code I suspect that's the cause. Are you
includingthe headers with extern "C" or not?
>
> You're using SPI directly from C++? You got to be *very* careful doing that - postgres uses longjmp which isn't
necessarilycompatible with C++ (doesn't call destructors to be called and such).
>
>
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Greetings,
Andres Freund