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Re: Question WRT gfortran.dg/allocatable_function_1.f90
On Mon, Nov 27, 2006 at 06:11:12PM +0100, Tobias Schl?ter wrote:
>
> Erik,
>
> thanks for looking into this.
>
> erik.edelmann@iki.fi wrote on Sun, 26 Nov 2006:
> >Wild guess: without -fbounds-check, gfortran calculates only the shape of
> >the RHS and assumes that the shape of LHS is the same, but is using a more
> >literal interpretation when -fbounds-check is used.
>
> While this sounds like a perfectly reasonable explanation ...
>
> >In the 'no -fbounds-check'-case we will have a problem if bar() has side
> >effects, SAVEd variables etc. In that case, calling bar() too few times
> >may give wrong results.
>
> ... this sounds like a potentially ugly bug. Do you think you can
> look into this further?
I'll try to.
Erik