This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug fortran/29549] matmul slow for complex matrices
- From: "jb 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 Feb 2008 19:19:23 -0000
- Subject: [Bug fortran/29549] matmul slow for complex matrices
- References: <bug-29549-1719@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #5 from jb at gcc dot gnu dot org 2008-02-10 19:19 -------
The big culprit seems to be -fcx-limited-range. The other flags enabled by
-ffast-math help very little.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29549