[Bug bootstrap/14671] [3.3/3.4 regression] caller-save.c:491: internal compiler error: Segmentation fault

["pinskia at physics dot uc dot edu" <gcc-bugzilla at gcc dot gnu dot org>]

------- Additional Comments From pinskia at physics dot uc dot edu  2004-05-27 03:50 -------
Subject: Re:  [3.3/3.4 regression] caller-save.c:491: internal compiler error: Segmentation fault


On May 26, 2004, at 23:38, dave at hiauly1 dot hia dot nrc dot ca wrote:

> If you look at the comment in ggc-page.c for lookup_page_table_entry,
> you will see that it says "Die (probably) if the object wasn't 
> allocated
> via GC."  The patch in question didn't create the object that caused
> the ICE.  Thus, as I indicated previously, more information is needed
> about the object that caused the ICE, and how and when it was added
> to the alias_invariant array.

> Richard has indicated that the regression isn't present on 3.4, yet it
> has essentially the same change.  If we revert this on 3.5, the pa and
> alpha won't build.  The build problems are critical for these ports.


I think this was fixed lately on the mainline fully by:
<http://gcc.gnu.org/ml/gcc-patches/2004-05/msg01413.html>.

Could someone test the backport of this patch, ggc_free can be safely
removed as it is an optimization

Thanks,
Andrew Pinski



-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=14671