2012/4/8 Ozkan Sezer <[email protected]>
> On Sun, Apr 8, 2012 at 3:37 PM, Ruben Van Boxem
> <[email protected]> wrote:
> > 2012/4/8 Ozkan Sezer <[email protected]>
> >>
> >> On Sun, Apr 8, 2012 at 3:14 PM, Ruben Van Boxem
> >> <[email protected]> wrote:
> >> > Hi,
> >> >
> >> > Clang doesn't support the __int128 stuff, and the _mingw.h header is
> >> > doing a
> >> > typedef that Clang does not understand.
> >> >
> >> > It is on line 218 of _mingw.h:
> >> >
> >> > #ifndef __SIZEOF_INT128__
> >> > typedef int __int128 __attribute__ ((__mode__ (TI)));
> >> > #endif
> >> >
> >> > should be:
> >> >
> >> > #if !defined(__SIZEOF_INT128__) && !defined(__clang__)
> >> > typedef int __int128 __attribute__ ((__mode__ (TI)));
> >> > #endif
> >> >
> >> > Does this seem plausible?
> >>
> >> __mode__ (TI) is the problem, I guess? If that is the case, one would
> >> like to know whether they would support it in the future.
> >
> >
> > Doesn't seem so:
> >
> >
> M:/Development/mingw64/bin/../lib/clang/3.1/../../../x86_64-w64-mingw32/include\_mingw.h:220:13:
> > error: cannot combine with previous 'int' declaration specifier
> > typedef int __int128;// __attribute__ ((__mode__ (TI)));
> > ^
> > 1 error generated.
> >
> > A small test also shows that __int128 is a Clang builtin type. So the
>
> Ah. Then do they not define a macro indicating the type's size
> like __SIZEOF_INT128__ from gcc? If not, then your suggestion seem
> as the right solution to me
>
I can't find anything in the source, and no compiler-defined macro's. Only
for the char/short/int/long/wchar_t types. I have no idea how they
implement it or how it works. sizeof(__int128) returns 16, which seems
right.
Ruben
>
> > typedef just needs to be removed for Clang.
> >
> > Ruben
>
> --
> O.S.
>
>
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