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[Bug tree-optimization/21559] [4.1 Regression] missed jump threading
- From: "phython at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 31 Jul 2005 05:45:40 -0000
- Subject: [Bug tree-optimization/21559] [4.1 Regression] missed jump threading
- References: <20050513224225.21559.pinskia@gcc.gnu.org>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From phython at gcc dot gnu dot org 2005-07-31 05:45 -------
I would really prefer option b, where we keep VRP information persistant. That
way fold can use VRP information when available.
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21559