option to check that arguments to PACK conform?

[Paul Thomas]

Steve,
>  iresolve.c, we would have code of the form
>
> gfc_resolve_reshape(....) {
>
>     if (boundscheck) {
>        Set up _gfortran_reshape_checking.  
>     } else {
>        Use current unchanged code _gfortran_reshape
>     }
> }

I have the "else if" for the above regtesting right now; that is, a 
patch to check.c that tests the match between source and shape for 
constant shape source and constant shape.  The submit message is a 
button press away :-)

Paul