[PATCH] Backport diagnostic fixes to 4.2 branch part [1/5]: PR33463

[Gabriel Dos Reis]

On Wed, 2 Jan 2008, Volker Reichelt wrote:

| Here's a handful of backports from patches from mainline to the 4.2 branch.
| The bugs are all diagnostic regressions of the form
| #'whatever_expr' not supported by dump_whatever#
| All original patches were provided by Paolo Carlini.
| 
| The patches are sometimes dependent on each other. I'm posting
| them in the order in which they are supposed to be applied.
| They were all bootstrapped and regtested together on i686-pc-linux-gnu.
| Ok for 4.2 branch?
| 
| The first bug - http://gcc.gnu.org/PR33463 - deals with
| 'typeid_expr' not supported by dump_expr.
| 
| The original patch is here:
| http://gcc.gnu.org/ml/gcc-patches/2007-09/msg01470.html
| 
| Bootstrapped and regtested on i686-pc-linux-gnu.
| Ok for 4.2 branch?

OK, if OK by Mark according to the branch rules -- I'm away from
regular mails for a moment so I cannot read main gcc lists.

-- Gaby