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[Bug rtl-optimization/31021] gfortran 20% slower than ifort on CP2K computational kernel
- From: "jv244 at cam dot ac dot uk" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 10 May 2008 13:43:37 -0000
- Subject: [Bug rtl-optimization/31021] gfortran 20% slower than ifort on CP2K computational kernel
- References: <bug-31021-6642@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #8 from jv244 at cam dot ac dot uk 2008-05-10 13:43 -------
(In reply to comment #7)
> This is, however, with gfortran 4.3.0.
Trunk is marginally faster than 4.3.0, still about 20% slower than ifort
Kernel time 4.5042820
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31021