[Fortran-Experiments] Merge to r120360

[Christopher D. Rickett]

>>
> Yes, the big one: http://gcc.gnu.org/ml/fortran/2007-02/msg00440.html
> which still cleanly applies and a tiny one which does not:
> http://gcc.gnu.org/ml/fortran/2007-02/msg00135.html
>

i just did an update, and i had conflicts with symbol.c.  i think i've 
fixed them though.  i can't tell why it got confused in some of the places 
because the code looks the same, except for whitespace.  i'll bootstrap 
and regtest and submit another patch.

thanks for getting the branch updated.
Chris