[Patch, fortran] PR29389 and PR33850 - uses for expression traversal

[Paul Richard Thomas]

Dominique,

>
> Are you sure that you have posted the right patch?
> So far the build failed with the following sequence:
> (1) cc1: warnings being treated as errors
> ../../gcc-4.3-work/gcc/fortran/match.c: In function 'check_stmt_fcn':
> ../../gcc-4.3-work/gcc/fortran/match.c:3230: error: unused variable 'i'
> ../../gcc-4.3-work/gcc/fortran/match.c:3229: error: unused variable 'ref'
> ../../gcc-4.3-work/gcc/fortran/match.c:3228: error: unused variable 'arg'
.......snip........

I am sure that I have the right patch - it does not appear to have
applied cleanly to your tree.  I'll give it a go myself, when I get
home.

Thanks for a speedy response - I'm sorry that it turned into a dog's dinner:)

Cheers

Paul