[cfe-dev] Question on VisitVAArgExpr()
daniel at zuster.org
Thu Feb 11 08:10:16 PST 2010
On Thu, Feb 11, 2010 at 2:13 AM, Sylvere Teissier <st at invia.fr> wrote:
>> The LLVM va_arg instruction isn't really well-supported generally...
>> it might work, but probably not, and it's not a well-tested codepath.
>> Your best option is adding an implementation at the clang level.
> Why the LLVM va_arg instruction still exist if we can't use it?
> It should be marked deprecated and then removed in futures version,
> isn't it ?
Not necessarily, there is always the hope that one day the backend
will make it work, at least well enough for applications which don't
care about ABI compatibility.
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