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[Bug tree-optimization/19516] missed optimization (bool)
- 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: 18 Jan 2005 23:47:51 -0000
- Subject: [Bug tree-optimization/19516] missed optimization (bool)
- References: <20050118222857.19516.rguenth@tat.physik.uni-tuebingen.de>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From pinskia at gcc dot gnu dot org 2005-01-18 23:47 -------
Confirmed, the issue is that DOM does not recognizes that b = *a; if(b) ... c = *a; if (c) ... can be
changed (note the lacking of the != 0 which would be required for int/char, etc.).
--
What |Removed |Added
----------------------------------------------------------------------------
Severity|normal |enhancement
Status|UNCONFIRMED |NEW
Ever Confirmed| |1
Keywords| |alias, missed-optimization
Last reconfirmed|0000-00-00 00:00:00 |2005-01-18 23:47:47
date| |
Summary|missed optimization |missed optimization (bool)
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19516