[cfe-dev] [LLVMdev] Handling SRet on Windows x86

Eric Christopher echristo at gmail.com
Thu Mar 28 13:29:41 PDT 2013

On Thu, Mar 28, 2013 at 1:15 PM, Anton Korobeynikov <asl at math.spbu.ru> wrote:
>> How can having an MSVC compatible compiler be to the detriment of clang and
>> llvm? No one is trying to break mingw here, merely add support for something
> Just to make stuff clear: I just wanted proper naming which will be
> non-confusing. Right now we have:
>  - isTargetWindows() which really means "msvc-compabile"
>  - isTargetWin32() which means "everything on windows", so Windows +
> Mingw + Cygwin
>  - isTargetWin64() is is basically 64-bit version of isTargetWin32(),
> but strictly speaking is slightly different
> This naming while being the historical artifact is extremely
> confusing. For me it seems the best solution will be something like
> this:
>  - isTargetMingw() - with obvious meaning
>  - isTargetMSVC() - with obvious meaning
>  - isTargetWindows() which will include all the flavours (so only OS
> will matter here)
>  - isTargetWindows() can be combined with existing 32/64 bit checks
> This way we'll end with something being non-ambiguos.

Sounds fine to me. I just wanted some convenient and consistent naming.
I think it conflicts a bit with the triples (-win32 currently means
msvc I think),
but that'll probably be ok ultimately - internal function names are easy to
refactor if we decide to change the naming later.


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