g++ and aliasing bools

[Dan Nicolaescu]

Daniel Berlin <dan@dberlin.org> writes:

  > On Wed, 23 Jan 2002, Dan Nicolaescu 
  > wrote:
  > 
  > > 
  > > It looks like g++ has some problems with aliasing bools, and gcc
  > > doesn't.
  > 
  > It's a side effect of C++ not making alias sets for classes, i think.
  > Try commenting out the AGGREGATE_TYPE_P check in cxx_get_alias_set and see 
  > if it goes away.

Yep, it went away. 

There's a comment in that function:
 /* It's not yet safe to use alias sets for classes in C++ because
     the TYPE_FIELDs list for a class doesn't mention base classes.  */

Can the  AGGREGATE_TYPE_P check be relaxed for classes that don't have
a base class?