[patch, libfortran] PR33672 Additional runtime checks needed for namelist reads

[Jerry DeLisle]

Dominique Dhumieres wrote:
> In http://gcc.gnu.org/ml/fortran/2007-10/msg00127.html, I have reported
> that the patch works without regression on my favourite platform.
> Although I cannot OK it, I vote for a quick commit.
> 
> Dominique
> 
This patch has been in the oven for a while.  Based on my own testing and 
Dominique's testing.  I would like to commit this today unless there are objections.

The patch is well confined and straight forward, and basically simple.

Jerry