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[Bug debug/41371] [4.5/4.6 Regression] var-tracking is slow and memory hungry
- From: "jakub at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 4 Jun 2010 09:03:00 -0000
- Subject: [Bug debug/41371] [4.5/4.6 Regression] var-tracking is slow and memory hungry
- References: <bug-41371-9596@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #30 from jakub at gcc dot gnu dot org 2010-06-04 09:02 -------
Created an attachment (id=20833)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=20833&action=view)
rh598310.i.bz2
Another testcase from wine,
./cc1 -m32 -fPIC -fno-strict-aliasing -g -O2 rh598310.i -quiet
takes here over 7 minutes, again most of the time spent in find_loc_in_1pdv
called from intersect_loc_chains.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=41371