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[Bug fortran/5900] [g77 & gfortran] Lapack regressions since g77 2.95.2
- From: "fxcoudert at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 2 May 2005 10:06:19 -0000
- Subject: [Bug fortran/5900] [g77 & gfortran] Lapack regressions since g77 2.95.2
- References: <20020309112600.5900.schmid@snake.iap.physik.tu-darmstadt.de>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From fxcoudert at gcc dot gnu dot org 2005-05-02 10:06 -------
Similar regressions for me (gfortran version 4.1.0 20050502 on i386-linux). Only
present at -O2 and -O3. Still very good results with -O0 and -O1 (same as
comment #47).
I understand there's heavy work on SSA right now, this could be related.
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=5900