[tree-ssa PATCH] Pick memory consumption low hanging fruit

[law@redhat.com]

In message <200311190156.39906.s.bosscher@student.tudelft.nl>, Steven Bosscher 
writes:
 >On Wednesday 19 November 2003 01:13, law@redhat.com wrote:
 >> In message <200311172002.46751.s.bosscher@student.tudelft.nl>, Steven
 >> Bosscher
 >>
 >> writes:
 >>  > PR8361 is a good example.  Basically, _any_ C++ file with lots of
 >>  > templates is
 >>  >a good example.
 >>  >
 >>  >(probably because we cannot collect garbage after lowering and
 >>  > tree-optimizat ion???)
 >>
 >> Well, I'm not immediately aware of a reason why we couldn't collect
 >> after lowering, then again after tree-optimization.
 >
 >I've tried this and it fails, so apparently lowering isn't completely GC safe
 >either.  Need to find out why...
I wouldn't expect to be able to GC during lowering, but once lowering is
complete, I would expect to be GC-safe.  If it isn't, then that's a horrible
bug.

jeff