Weird g++ error with current 3.4 CVS

[Richard Guenther]

Whoops, sorry.  A g++ 2.95 slipped under my mpiCC.

Richard.

Richard Guenther wrote:
> Since a g++ rebuild of todays CVS I get the following weird error from 
> compiling the POOMA library:
> 
> /net/alwazn/home/rguenth/src/pooma-bk/r2/src/Domain/SliceDomain.h: In 
> method `SliceDomain<DomainTraits<SliceRange<2,1> > >::SliceDomain(const 
> SliceDomain<DomainTraits<SliceRange<2,1> > > &)':
> /net/alwazn/home/rguenth/src/pooma-bk/r2/src/Domain/SliceRange.h:121: 
> instantiated from `SliceRange<2,1>::SliceRange(const SliceRange<2,1> &)'
> /net/alwazn/home/rguenth/src/pooma-bk/r2/src/Engine/BrickBase.cpp:301: 
>  instantiated from `Pooma::DoubleSliceHelper<1,2>::init(Interval<1> &, 
> int *, int &, const Pooma::BrickViewBase<2> &, const SliceInterval<2,1> &)'
> src/Engine/BrickBase3.cmpl.cpp:38:   instantiated from here
> /net/alwazn/home/rguenth/src/pooma-bk/r2/src/Domain/SliceDomain.h:156: 
> non-constant `operator <=<DomainTraits<SliceRange<2,1> >::{anonymous 
> enum}>((+&sliceDimensions), (+&dimensions))' cannot be used as template 
> argument
> 
> where it is moaning about the CTAssert in
> 
>   // copy constructor
>   SliceDomain(const SliceDomain<DT> &sd)
>     : slice_m(sd.slice_m),
>       domain_m(sd.domain_m) {
>     CTAssert(DT::sliceDimensions <= DT::dimensions);
>     for (int d = 0; d < DT::dimensions; ++d)
>       ignore_m[d] = sd.ignore_m[d];
>   }
> 
> where CTAssert is defined in the usual way
> 
> #define CTAssert(c) PoomaCTAssert<(c)>::test()
> 
> template<bool B> struct PoomaCTAssert {};
> 
> template<> struct PoomaCTAssert<true> { static void test() {} };
> 
> and DT::sliceDimensions and DT::dimensions are anonymouns enum entries. 
>  It seems DT::sliceDimensions <= DT::dimensions is treated as method 
> reference somehow, is this correct or even standard conform?
> 
> g++-3.4 (GCC) 3.4.2 20040816 (prerelease)
> 
> Richard.
>