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[Bug tree-optimization/18419] [4.0 Regression] tree-ssa aliasing slow
- From: "pinskia at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 10 Nov 2004 15:36:09 -0000
- Subject: [Bug tree-optimization/18419] [4.0 Regression] tree-ssa aliasing slow
- References: <20041110151904.18419.pinskia@gcc.gnu.org>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From pinskia at gcc dot gnu dot org 2004-11-10 15:36 -------
Most of the time is spent in bitmap_bit_p which is called from collect_points_to_info_for, maybe we
should be using sbitmap instead.
Note collect_points_to_info is called from merge_pointed_to_info
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18419