GCC 4.3 project to merge representation changes

[Kazu Hirata]

Hi Mark,

> I don't believe there is a GCC 4.3 project page to merge the work that 
> you folks did on CALL_EXPRs and TYPE_ARG_TYPEs.  Would one of you please 
> create  a Wiki page for that?

What would you suggest me to do for missing bits?  Specifically, most backends 
with the exception of x86 are broken because I haven't converted uses of 
TYPE_ARG_TYPEs in those backends.  The ARM port was broken at the time of branch 
creation.  The Java frontend uses a flag within the TREE_LIST object that makes 
up TYPE_ARG_TYPEs, so it is blocking the propsed merge.  (Java maintainers are 
planning to fix this in future.)

So, Sandra's CALL_EXPEs stuff may be ready for merge, but my TYPE_ARG_TYPE stuff 
has a somewhat long way to go.

Thanks,

Kazu Hirata