[Patch, fortran] PR27996 and PR29978 - warnings and errors on character lengths

[Paul Thomas]

Tobias,
> elemental function specific__char_1_i16 (parm)
>    integer (kind=16) , intent (in) :: parm
>    character (kind=1,len=1) :: specific__char_1_i16
>    specific__char_1_i16 = char (parm, kind=1)
> end function
>
> gfortran -c -Wall test.f90   # no error without -Wall
>
> test.F90:0: internal compiler error: Segmentation fault
>   
I missed this one in resubmittiing the patch a few minutes ago - ignore 
the resubmission, I'll fix this.

I wonder why you seem to be more sensitive to segfaults than me?  Is 
working on Cygwin protecting me sometimes?

Thanks

Paul