Re: 3.1.52 fails to build in hppa/linux

[Marco Atzeri]

--- Dom 22/2/09, Jaroslav Hajek ha scritto:

> Da: Jaroslav Hajek 
> Oggetto: Re: 3.1.52 fails to build in hppa/linux

> Data: Domenica 22 febbraio 2009, 21:27
> On Sun, Feb 22, 2009 at 9:22 PM, Marco Atzeri
>  wrote:
> >
> > --- Dom 22/2/09, Jaroslav Hajek  ha scritto:
> >
> >> Da: Jaroslav Hajek
> >> Oggetto: Re: 3.1.52 fails to build in hppa/linux
> >> Data: Domenica 22 febbraio 2009, 21:14
> >> On Sun, Feb 22, 2009 at 8:32 PM, Marco Atzeri
> >>  wrote:
> >> >
> >> > --- Dom 22/2/09, Jaroslav Hajek  ha scritto:
> >> >
> > [CUT]
> >
> >> >>
> >> >> Rafael,
> >> >>
> >> >> can you try compiling (no need to link)
> the
> >> following test
> >> >> code? It
> >> >> should be a simple instance of the same
> issue.
> >> >>
> >> >> class A {};
> >> >>
> >> >> template <class X, class T> void
> method
> >> (double u, T
> >> >> v);
> >> >>
> >> >> template <class X> void method
> (double u,
> >> long v);
> >> >>
> >> >> int main ()
> >> >> {
> >> >>   double u; long v;
> >> >>   method<A> (u, v);
> >> >> }
> >> >>
> >> >> If you get a failure, then you have a
> buggy gcc.
> >> >>
> >> >> --
> >> >> RNDr. Jaroslav Hajek
> >> >
> >> > Hi Jaroslav,
> >> > your test compile fine on cygwin with
> gcc-4.4.3.
> >> >
> >> > I suspect it is more an issue around int64_t
> and
> >> uint64_t
> >> > as all the errors go in couple:
> >> >
> >> >
> ../../octave_local/liboctave/oct-inttypes.cc:514:
> >> error: ambiguous template specialization
> >> 'mop<octave_int_cmp_op::ge>' for
> 'bool
> >> octave_int_cmp_op::mop(int64_t, double)'
> >> >
> ../../octave_local/liboctave/oct-inttypes.cc:514:
> >> error: ambiguous template specialization
> >> 'mop<octave_int_cmp_op::ge>' for
> 'bool
> >> octave_int_cmp_op::mop(uint64_t, double)'
> >> >
> >> > Regards
> >> > Marco
> >> >
> >>
> >> I see; it's probably a different issue, then.
> I suspect
> >> it only
> >> happens on those architectures where long double
> is equal
> >> to double,
> >> right? I'll try to investigate this.
> >>
> >> --
> >> RNDr. Jaroslav Hajek
> >
> > Hi Jaroslav
> > on cygwin double and long double are not equal.
> >
> > sizeof(int) == 4
> > sizeof(long) == 4
> > sizeof(long long) == 8
> > sizeof(long long int) == 8
> > sizeof(unsigned long long int) == 8
> > sizeof(double) == 8
> > sizeof(long double) == 12
> > sizeof(int8_t) == 1
> > sizeof(int16_t) == 2
> > sizeof(int32_t) == 4
> > sizeof(int64_t) == 8
> > sizeof(uint8_t) == 1
> > sizeof(uint16_t) == 2
> > sizeof(uint32_t) == 4
> > sizeof(uint64_t) == 8
> >
> > Regards
> > Marco
> >
> >
> >
> 
> And is OCTAVE_INT_USE_LONG_DOUBLE defined in config.h? Do
> you get the
> same error as Rafael? You see, lines 511 and 514 in
> oct-inttypes.cc
> are inside an #ifdef OCTAVE_INT_USE_LONG_DOUBLE block.
> 
> 
> 
> -- 
> RNDr. Jaroslav Hajek

OCTAVE_INT_USE_LONG_DOUBLE is defined

same errors from 511 to 516

Regards
Marco



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