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[Bug tree-optimization/54735] [4.8 Regression] Segmentation fault in walk_aliased_vdefs_1
- From: "markus at trippelsdorf dot de" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Fri, 28 Sep 2012 19:29:48 +0000
- Subject: [Bug tree-optimization/54735] [4.8 Regression] Segmentation fault in walk_aliased_vdefs_1
- Auto-submitted: auto-generated
- References: <bug-54735-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54735
Markus Trippelsdorf <markus at trippelsdorf dot de> changed:
What |Removed |Added
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CC| |dehao at gcc dot gnu.org,
| |markus at trippelsdorf dot
| |de
--- Comment #2 from Markus Trippelsdorf <markus at trippelsdorf dot de> 2012-09-28 19:29:48 UTC ---
Started with r191747:
commit bda16c7ca0bc1ec56857241a7313068f4824950f
Author: dehao <dehao@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Tue Sep 25 21:32:29 2012 +0000
libcpp:
2012-09-25 Dehao Chen <dehao@google.com>
PR middle-end/54704
* line-map.c (location_adhoc_data_hash): Fix the hash function.
Memory usage almost triples from 1GB to 3GB with this revisions
(after running for 2 minutes (then moment of the crash) on my CPU).