Re: Questions about a constant array reference in the C++ front end

[Stefan Strasser <sstrasser at systemhaus-gruppe dot de>]

Nathan Sidwell schrieb:
> Stefan Strasser wrote:
>
>
> > I don't know anything about fold but in general a c++ array in the
> > frontend is cv-qualified, not its elements.
>
>
> this is untrue. the elements hold the qualification.

right

> > I have been processing large source codes including STL, boost and
> > custom code including function bodies and I have never seen a
> > RANGE_EXPR. I suppose it's only used at later stages or only in other
> > language's frontends.
>
>
> Incorrect.  RANGE_EXPRs get generated during processing of an array's
> initializer -- very early on in the C++ FE.

as said there have not been one case in large sources.

> I can't recall exactly. It might be for default initialization.
> Something like
> 	ptr = new int[100] ();

...does not initialize anything

int ar[]={0,0,0,0}; does, but not with RANGE_EXPR


--
Stefan Strasser